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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

EXTENDED YEAR SET - Patenting By Geographic Region (State and Country),
Breakout By Organization

Count of 1969 - 2015 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Originating From

PENNSYLVANIA

( patent origin is determined by the residence of the first-named inventor )

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The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant.
First-Named Assignee 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Total
~INDIVIDUALLY OWNED PATENT 539 462 549 583 593 629 530 441 464 450 317 400 415 357 307 388 354 376 440 368 483 495 459 473 435 529 494 539 466 691 706 632 578 514 477 438 328 416 326 275 278 406 359 383 405 404 362 21313
WESTINGHOUSE ELECTRIC CORP. 241 285 333 299 307 368 301 309 307 275 213 240 237 197 157 222 199 273 474 274 243 210 173 152 138 133 68 55 40 38 6 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6770
E. I. DU PONT DE NEMOURS AND COMPANY 59 59 53 67 49 48 68 71 54 43 22 34 47 31 57 58 41 49 49 54 64 65 87 82 81 75 66 51 41 48 36 43 56 53 52 39 39 57 66 58 86 94 105 104 109 72 45 2787
PPG INDUSTRIES INC. 82 74 73 93 86 94 109 123 121 137 78 110 113 117 99 90 93 83 80 87 71 72 65 52 65 52 43 39 65 82 35 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 2585
AMP INCORPORATED 96 106 110 98 95 90 111 76 72 86 71 64 58 66 101 90 82 86 165 127 162 138 166 160 85 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2561
AIR PRODUCTS AND CHEMICALS, INC. 22 21 26 26 34 25 24 24 21 18 26 23 24 44 36 50 69 56 79 67 99 88 102 82 98 107 64 69 55 66 75 81 73 59 73 58 39 51 58 56 46 39 44 54 67 52 34 2504
ROHM AND HAAS COMPANY 31 38 27 54 51 70 42 49 80 79 68 63 68 40 48 36 27 27 21 16 27 30 42 55 86 110 97 86 52 54 69 64 63 57 61 70 49 55 38 32 34 42 39 46 35 48 38 2414
MERCK + CO., INC. 31 44 32 34 16 27 29 59 66 81 54 65 54 34 41 56 37 45 50 49 62 43 38 36 50 36 34 32 59 65 81 63 71 60 37 14 21 31 43 42 58 12 0 0 0 0 0 1892
GENERAL ELECTRIC COMPANY 62 77 85 68 82 68 50 42 52 37 34 20 30 24 26 18 12 17 19 29 28 16 17 19 25 37 20 23 17 10 15 26 38 32 35 23 24 44 31 24 35 30 40 40 70 72 72 1715
ALCOA INC. 18 21 29 40 50 55 36 50 35 36 25 26 35 17 25 44 47 61 61 60 56 46 56 40 58 37 32 41 20 41 36 25 29 29 26 28 20 17 14 15 8 15 14 16 14 12 15 1531
UNISYS CORPORATION 99 102 89 69 39 51 42 62 55 39 54 53 66 52 69 68 62 30 8 7 4 8 13 11 5 9 14 26 12 15 14 17 22 20 19 24 22 12 14 22 9 15 6 7 5 8 6 1475
AMERICAN HOME PRODUCTS CORPORATION 92 116 83 91 76 78 123 76 50 43 22 33 30 24 16 20 23 20 15 34 28 26 17 24 23 11 26 39 15 16 23 19 31 27 1 1 0 0 1 0 0 0 0 0 0 0 0 1393
AT&T CORP. 63 54 62 68 56 66 41 38 36 24 29 31 33 34 31 31 41 41 29 32 47 27 55 43 45 55 85 46 1 1 5 1 2 1 2 3 2 0 1 1 1 0 0 0 0 0 0 1264
UNIVERSITY OF PENNSYLVANIA 0 0 4 1 2 2 1 2 5 4 3 1 1 1 2 4 5 1 2 1 6 18 17 23 30 32 23 39 50 65 54 29 45 36 25 29 37 42 38 38 36 69 53 64 74 83 78 1175
GTE PRODUCTS CORPORATION 36 27 62 58 49 43 54 42 42 40 23 33 46 37 46 41 30 54 54 69 67 59 49 34 21 8 2 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1128
SMITHKLINE BEECHAM CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12 14 9 13 4 21 18 50 84 161 170 223 128 61 22 16 22 23 24 20 2 1 3 0 0 0 1101
TYCO ELECTRONICS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 27 43 69 48 74 58 62 86 109 116 98 103 95 99 1101
RCA CORPORATION 27 33 63 45 32 45 47 48 54 45 31 53 61 70 57 81 74 96 99 32 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1093
PPG INDUSTRIES OHIO INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 59 76 80 56 64 53 46 55 42 59 38 68 60 54 51 63 51 975
GULF RESEARCH AND DEVELOPMENT COMPANY 63 80 88 109 79 68 56 47 54 51 51 53 50 44 38 21 14 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 971
USX CORPORATION 66 81 81 78 99 61 60 58 44 51 24 27 30 17 18 19 17 16 9 3 2 1 1 4 2 1 2 9 3 4 5 7 2 1 0 2 0 0 2 0 0 0 1 1 0 1 0 910
AGERE SYSTEMS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 21 113 92 59 74 81 76 74 101 59 60 29 23 0 864
WHITAKER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 42 114 107 117 87 101 112 105 36 17 3 1 0 0 0 0 0 0 0 0 0 0 0 842
EATON CORPORATION 11 9 10 5 4 3 7 1 2 1 1 2 3 0 0 0 0 0 1 1 0 0 0 0 0 8 28 34 18 36 62 37 42 48 45 42 33 38 32 41 54 31 24 21 29 29 32 825
ARMSTRONG WORLD INDUSTRIES, INC. 27 29 27 23 34 41 25 32 39 60 26 35 25 20 28 33 15 34 15 19 24 17 18 29 18 12 12 15 8 14 10 10 12 2 1 10 0 0 0 0 0 0 0 2 6 0 0 807
LUCENT TECHNOLOGIES INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22 69 87 161 229 140 31 23 12 4 6 6 3 0 0 0 0 0 0 0 793
MOBIL OIL CORP. 8 6 6 6 9 16 13 8 13 23 14 12 15 17 14 24 35 20 33 19 40 41 33 34 50 65 35 31 20 13 10 11 12 2 1 0 0 0 0 0 0 0 0 0 0 0 0 709
UNIVERSITY OF PITTSBURGH 0 0 0 0 0 0 0 0 0 0 2 6 3 2 5 8 3 8 9 6 10 11 9 10 8 10 13 9 15 30 37 34 32 20 21 21 17 21 18 29 23 27 27 39 50 62 53 708
SMITHKLINE BECKMAN CORPORATION 51 38 25 31 37 45 58 78 42 59 28 14 16 17 4 16 16 14 27 19 21 4 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 664
UNITED STATES OF AMERICA, NAVY 36 34 27 25 38 27 41 29 12 17 8 20 14 9 16 15 15 11 14 6 12 5 42 22 13 29 14 15 6 5 6 4 3 3 6 2 1 7 7 6 5 2 0 1 10 7 3 650
PENN STATE RESEARCH FOUNDATION, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 10 16 19 18 25 34 32 48 40 44 36 25 27 24 21 24 34 23 29 31 44 28 636
KENNAMETAL INC. 1 14 9 11 13 18 21 17 12 10 6 6 7 10 4 1 5 4 10 3 8 14 14 8 10 15 11 6 21 22 15 15 7 8 15 15 12 22 16 18 15 11 25 17 34 30 21 607
BETHLEHEM STEEL CORPORATION 35 42 38 48 43 51 34 16 22 25 12 23 19 21 11 20 5 11 6 6 8 8 6 8 2 6 4 6 9 8 6 7 7 6 3 0 0 0 0 0 0 0 0 0 0 0 0 582
FMC CORPORATION 47 60 58 52 27 30 14 17 15 8 6 8 12 8 12 6 15 8 8 10 6 4 8 12 13 14 7 7 8 11 10 13 3 4 1 1 0 0 1 1 3 3 5 5 2 6 3 572
ATLANTIC RICHFIELD COMPANY 29 17 25 27 13 21 37 20 15 12 11 15 21 25 33 35 55 52 58 21 9 3 1 2 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 560
WESTINGHOUSE AIR BRAKE COMPANY 23 37 47 39 36 27 25 30 40 28 14 11 0 1 0 0 0 0 0 0 0 0 6 10 10 9 10 26 10 23 25 31 14 4 0 0 1 0 0 0 0 0 0 0 0 0 0 537
KOPPERS COMPANY INC. 33 58 44 20 30 40 29 32 23 18 12 16 22 13 28 29 10 9 6 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 473
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 6 6 9 9 5 12 14 19 16 21 9 16 15 26 8 34 17 7 13 18 18 9 16 18 11 7 3 6 8 10 7 4 4 1 8 7 4 2 3 0 5 5 4 0 6 8 7 461
CARNEGIE-MELLON UNIVERSITY 0 0 1 0 0 1 1 2 1 4 1 0 0 0 0 3 3 3 1 2 4 3 5 10 4 7 10 12 8 25 27 31 11 17 20 22 7 25 13 11 7 24 19 32 31 20 27 455
PENNWALT CORPORATION 45 31 28 26 24 27 22 26 15 23 15 12 18 15 14 23 12 12 16 8 16 23 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 452
LUTRON ELECTRONICS COMPANY, INC. 1 0 1 0 3 1 2 0 0 1 0 5 0 1 0 1 4 3 5 5 11 7 8 5 11 3 4 4 4 6 9 5 8 6 5 10 7 18 16 13 29 39 34 38 22 38 41 434
SUN OIL COMPANY OF PENNSYLVANIA 53 52 63 73 42 35 30 36 15 12 4 7 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 425
ARCO CHEMICAL TECHNOLOGY, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 31 42 32 42 48 45 42 35 27 16 26 14 10 12 1 0 0 0 0 0 0 0 0 0 423
GENERAL INSTRUMENT CORPORATION 0 0 2 3 2 0 0 0 0 0 0 0 0 0 1 3 5 4 7 1 6 4 7 18 15 10 8 7 10 10 9 10 12 14 20 31 26 28 16 10 11 28 21 14 23 15 3 414
BRISTOL-MYERS SQUIBB COMPANY 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 3 6 17 3 7 5 8 15 25 21 17 37 31 21 35 17 20 28 25 15 27 386
LORD CORPORATION 7 1 4 9 5 6 7 8 6 7 9 17 14 12 12 7 8 2 2 4 14 11 8 9 14 10 7 9 8 14 15 18 13 16 10 11 8 6 4 2 1 2 7 6 5 5 1 381
CALGON CORPORATION 16 26 12 15 16 5 17 22 12 7 9 9 10 5 5 9 12 6 12 11 8 8 11 11 18 13 12 10 10 9 6 10 4 4 1 1 0 0 0 0 0 0 0 0 0 0 0 372
BETZ LABORATORIES INC. 8 6 3 9 6 17 43 14 5 8 9 6 7 7 7 7 8 4 15 13 13 21 10 25 22 25 26 24 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 370
ALLEGHENY LUDLUM STEEL CORPORATION 10 5 26 35 27 21 12 20 19 16 13 7 11 5 11 11 14 5 12 16 8 17 5 9 0 8 4 5 1 3 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 360
UNITED STATES OF AMERICA, ARMY 33 18 28 34 22 27 25 15 15 10 3 5 8 4 3 5 3 2 2 0 2 0 0 2 3 2 3 2 2 1 4 1 2 1 3 4 7 5 6 2 6 4 5 7 4 2 3 345
ROBERTSHAW CONTROLS COMPANY 25 20 20 16 17 21 10 24 18 13 5 10 10 8 4 9 4 3 6 2 7 7 12 17 15 15 8 1 1 2 3 3 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 339
HONEYWELL INC. 29 20 18 15 22 13 24 16 11 11 11 12 12 12 8 6 7 8 2 8 16 8 3 9 4 2 3 0 2 2 10 7 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 336
WYETH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24 39 33 21 33 41 35 49 36 8 3 7 3 1 333
INTERDIGITAL TECHNOLOGY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 3 1 4 0 3 3 5 19 17 35 34 29 29 24 27 36 14 21 12 321
SEAGATE TECHNOLOGY, LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 18 34 21 24 16 16 30 41 47 33 14 9 8 313
MINE SAFETY APPLIANCES CO. 22 22 24 17 13 14 12 5 6 9 4 7 7 6 2 3 2 3 4 3 15 7 8 4 1 3 6 5 4 7 8 2 8 6 4 3 3 4 5 2 1 3 4 4 5 3 0 310
FCI AMERICAS TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 10 37 22 22 20 21 32 36 22 19 10 15 11 17 10 306
CNH AMERICA LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 18 18 23 26 43 40 52 42 29 8 0 301
THOMAS JEFFERSON UNIVERSITY 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 9 1 2 2 1 7 4 4 5 7 7 9 12 20 21 24 23 32 26 17 8 5 4 7 2 6 11 2 4 4 1 6 298
JANSSEN PHARMACEUTICA N.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 1 2 1 2 1 12 8 14 28 37 37 32 43 43 30 294
CERTAINTEED CORP. 4 5 4 2 0 3 2 2 0 2 1 0 1 3 0 0 1 1 0 0 1 0 0 0 4 4 6 4 3 1 9 8 11 5 5 10 3 8 14 5 9 13 11 30 28 36 31 290
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 2 3 0 2 0 1 1 0 0 2 0 1 2 2 2 0 4 1 0 2 2 1 4 5 4 6 5 5 9 15 6 13 5 9 5 13 10 6 8 11 14 9 13 14 28 13 258
HON HAI PRECISION IND. CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 32 46 39 15 22 11 14 13 20 12 19 3 3 0 255
BOEING COMPANY 5 12 11 4 2 4 11 5 0 3 3 6 6 10 6 4 6 1 4 10 9 2 6 2 9 7 5 2 3 3 1 2 3 2 1 8 4 3 8 7 5 9 5 6 3 8 13 249
BAYER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 39 28 37 21 33 32 21 19 2 1 1 0 0 0 0 0 0 0 0 0 248
MERCK SHARP & DOHME CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 39 38 43 51 48 29 248
SIEMENS MEDICAL SOLUTIONS USA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 2 24 31 43 38 41 24 17 13 235
OSRAM SYLVANIA INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 9 8 17 23 19 21 19 11 13 12 15 8 12 16 9 6 9 5 0 0 0 0 234
MCNEIL-PPC, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 4 1 11 8 14 10 16 11 16 14 9 14 13 5 6 3 6 5 8 10 9 8 8 13 4 227
MEDRAD, INC. 0 1 1 1 0 0 0 1 2 1 0 0 0 0 1 1 0 1 1 3 4 3 1 1 1 3 4 4 2 9 11 9 8 18 8 18 10 12 9 10 13 11 8 19 16 0 0 226
TEMPLE UNIVERSITY 1 1 1 4 2 3 0 2 2 3 5 1 1 2 0 1 0 1 4 7 10 8 2 13 9 9 9 7 9 6 5 4 6 8 10 5 2 7 4 2 6 2 7 7 10 5 10 223
GLOBUS MEDICAL INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 4 8 15 19 38 51 82 220
LOCKHEED MARTIN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 8 7 7 10 14 7 8 13 12 20 13 15 9 24 22 10 7 216
INGERSOLL-RAND COMPANY 11 13 10 7 4 6 4 3 7 6 3 1 6 5 4 4 6 2 2 7 4 7 7 6 8 6 5 9 4 1 4 5 4 1 5 5 3 2 1 0 2 1 4 0 1 1 6 213
BUDD COMPANY 22 20 27 13 11 5 7 5 8 4 2 11 19 7 10 16 10 1 7 3 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 211
NEW HOLLAND NORTH AMERICA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 22 14 22 26 25 17 16 23 25 1 0 0 0 0 0 0 0 0 0 0 211
HERCULES INCORPORATED 13 8 1 9 5 3 9 5 8 6 1 1 9 8 9 9 5 3 6 3 0 3 2 9 5 5 2 4 5 6 4 4 7 11 3 0 2 0 0 0 0 1 3 0 1 6 1 205
AMERICAN STERILIZER COMPANY 10 4 5 7 3 3 4 4 2 7 5 6 9 6 2 13 9 10 14 18 8 10 9 5 5 1 4 2 1 0 0 1 0 0 0 0 0 0 0 1 2 2 5 2 2 2 0 203
BERG TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 13 15 18 30 21 37 38 20 6 3 1 0 0 0 0 0 0 0 0 0 0 203
AGERE SYSTEMS GUARDIAN CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 78 119 3 1 0 0 0 0 0 0 0 0 0 0 0 201
DRESSER INDUSTRIES, INC. 40 16 14 11 6 8 6 9 4 10 2 2 4 1 1 5 10 5 2 6 11 5 4 4 4 2 0 0 2 1 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 199
FISCHER & PORTER COMPANY 9 8 7 8 11 10 10 13 21 15 9 9 11 8 10 7 3 6 4 11 5 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 198
ROCKWELL INTERNATIONAL CORPORATION 13 9 17 8 9 12 14 9 14 9 14 16 21 2 8 7 4 3 2 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 197
LEEDS + NORTHRUP COMPANY 23 22 22 20 13 10 15 12 8 7 9 9 5 4 12 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 195
ARLINGTON INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 1 2 5 5 13 17 14 20 17 13 21 21 16 14 6 3 1 0 0 0 194
DREXEL UNIVERSITY 0 1 1 1 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 2 1 2 2 4 6 4 1 2 5 1 2 2 7 2 2 1 0 3 5 7 15 15 16 23 26 30 192
GRACO CHILDREN'S PRODUCTS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 3 5 12 9 7 6 3 11 4 10 10 7 18 13 24 16 11 8 5 2 187
SCOTT PAPER CO. 14 6 5 6 17 18 14 10 11 15 6 8 4 7 6 3 4 0 4 2 6 5 3 3 1 6 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 187
UNITED STATES OF AMERICA, DEPARTMENT OF AGRICULTURE 5 7 6 8 6 23 11 3 5 7 2 2 2 0 2 8 1 1 2 0 2 6 4 5 8 1 3 0 4 4 6 2 5 4 3 0 3 1 2 2 2 2 2 5 3 2 4 186
LSI CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 1 9 23 54 79 14 184
GRAHAM PACKAGING COMPANY, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 2 6 8 8 8 10 14 8 9 9 10 14 11 16 24 18 179
I-T-E IMPERIAL CORPORATION 10 21 29 17 23 32 18 12 10 4 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 178
ELECTRIC POWER RESEARCH INSTITUTE, INC. 0 0 0 0 0 0 0 0 1 19 18 11 22 13 6 14 5 3 2 7 9 2 7 4 3 12 2 6 3 5 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 177
GAF CHEMICALS CORPORATION 16 23 11 26 20 28 13 16 2 4 6 2 2 2 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 176
FORD NEW HOLLAND, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 26 28 28 33 21 23 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 173
SYNTHES (U.S.A.) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 0 1 0 0 0 1 2 7 6 8 3 13 4 5 8 10 6 22 21 14 18 18 0 0 173
WESTINGHOUSE ELECTRIC COMPANY LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 13 7 7 8 8 6 5 8 4 9 9 8 23 20 29 171
TEXTRON INC. 2 4 6 16 6 9 20 12 16 17 23 11 17 2 2 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 167
HENKEL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 5 5 9 8 14 30 10 26 26 14 10 1 0 0 0 0 0 0 0 0 0 0 0 0 0 161
AMCHEM PRODUCTS, INC. 7 8 8 16 5 12 16 14 7 8 8 2 6 5 9 3 7 4 8 6 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 160
ORTHO-MCNEIL PHARMACEUTICAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 6 17 19 16 13 17 23 11 14 4 4 2 6 2 0 0 157
SHOP-VAC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 3 2 2 1 3 4 8 10 3 8 2 5 4 3 4 5 4 2 4 6 12 5 16 7 0 2 1 3 3 4 5 2 2 3 2 6 156
WILLIAM H. RORER, INC. 1 0 0 3 6 17 19 10 5 8 10 22 6 2 5 11 9 11 8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 154
AMERICAN CYANAMID COMPANY 2 2 3 1 1 1 4 0 3 2 2 3 2 0 5 2 1 1 4 3 2 4 4 6 14 25 6 4 2 5 13 10 9 3 1 1 0 0 0 0 0 0 0 0 0 0 0 151
CEPHALON, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 4 6 17 13 4 6 9 10 4 6 5 7 7 3 2 5 7 6 13 10 4 149
RIC INVESTMENTS, LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 5 8 10 11 11 28 18 17 21 13 2 145
FORD AEROSPACE CORPORATION 32 27 24 14 20 12 5 4 1 0 0 0 3 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 144
DRAVO CORPORATION 5 5 6 8 16 4 15 12 6 6 8 7 8 5 10 6 3 8 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 143
CHEMIMAGE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 14 13 24 25 20 11 9 12 2 3 141
BORG-WARNER CORPORATION 14 8 6 13 13 13 10 5 7 12 5 5 7 4 3 1 8 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 138
KENSEY NASH CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 5 3 5 4 7 3 4 3 8 8 2 2 6 2 10 3 5 4 3 9 4 6 10 12 3 133
MCNEIL LABORATORIES, INC. 20 16 4 10 8 18 12 11 10 7 5 5 3 0 0 0 1 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 132
ARKEMA INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 11 10 10 7 10 8 13 16 22 19 131
WOODSTREAM CORPORATION 4 1 1 0 1 1 1 1 10 2 5 0 4 1 2 2 2 0 2 1 2 0 0 1 3 0 4 3 2 4 4 0 0 0 3 6 3 5 3 1 1 5 5 9 5 12 9 131
AMERICAN STANDARD, INC. 0 0 0 0 0 2 1 0 0 0 0 5 11 17 12 9 15 10 10 13 8 9 5 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 130
SOUTHCO INC. 5 0 1 1 0 1 2 1 3 1 0 1 1 1 0 2 3 5 5 3 7 2 1 4 1 2 2 0 5 2 9 10 6 5 3 8 3 4 2 4 0 5 1 2 4 2 0 130
SUNTECH, INC. 0 0 0 0 0 0 0 3 18 24 15 23 17 8 3 12 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 130
MCNEILAB INC. 0 0 0 0 0 0 0 0 0 0 1 16 7 2 6 4 7 13 18 15 10 7 3 0 6 8 4 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 129
ETHICON, INC. 0 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 3 4 0 4 4 3 4 7 4 4 14 1 1 3 3 3 2 8 10 14 16 8 126
BLACK & DECKER INC. 0 0 3 2 0 2 0 1 1 0 0 0 5 0 0 0 3 2 2 0 0 0 0 0 0 0 0 0 2 2 4 6 2 3 3 3 1 3 4 7 4 17 15 9 9 5 5 125
MARS INCORPORATED 0 0 0 0 0 0 0 0 0 1 0 3 2 0 2 2 3 2 0 5 4 4 4 2 3 4 3 3 4 5 6 6 7 8 10 6 8 4 1 0 0 5 3 1 1 3 0 125
FULLER COMPANY 3 4 4 12 6 12 5 2 2 5 1 3 2 1 1 0 5 13 8 6 5 3 4 5 3 2 2 0 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 124
SPS TECHNOLOGIES, INC. 12 15 10 6 4 3 4 8 8 7 6 4 0 2 5 1 0 1 3 1 6 5 2 5 4 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 124
REX MEDICAL, LP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 10 8 8 10 5 6 3 11 11 12 12 16 8 123
FAIRCHILD SEMICONDUCTOR CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 2 12 8 10 4 6 4 10 11 7 10 13 10 10 3 122
TRANSITIONS OPTICAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 9 4 9 3 0 5 0 1 2 2 0 5 7 4 14 4 8 4 14 11 13 122
E. R. SQUIBB + SONS, INC. 0 0 1 1 1 1 6 2 3 9 8 5 4 7 1 3 2 2 4 2 4 9 12 8 3 6 5 4 2 1 2 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 120
CONTAINER CORPORATION OF AMERICA 9 5 10 8 8 2 7 9 5 5 1 4 5 8 8 9 2 2 3 1 4 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 119
UNITED STATES OF AMERICA, DEPARTMENT OF THE INTERIOR 9 8 8 3 6 3 5 12 9 3 7 4 8 1 4 4 4 2 2 3 1 0 2 3 0 2 3 1 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 119
LYONDELL CHEMICAL TECHNOLOGY, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 19 18 15 15 19 3 11 7 4 2 114
DEPUY SYNTHES PRODUCTS, LLC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 29 36 48 113
GOOGLE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 5 13 30 27 33 112
THOMSON LICENSING S.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 6 4 18 24 9 2 3 0 0 2 6 8 11 10 5 112
BAYER MATERIALSCIENCE LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 15 18 8 5 8 11 7 10 7 9 9 111
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DANA CORPORATION 0 0 1 0 2 1 1 1 0 0 0 2 1 1 1 0 1 1 1 1 1 3 2 0 0 0 0 0 2 4 8 10 7 10 7 9 10 9 3 3 0 0 0 0 0 0 0 103
PENNSYLVANIA ENGINEERING CORPORATION 3 2 5 3 10 18 11 7 6 9 3 3 8 3 1 6 0 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 103
CARRIER CORPORATION 7 3 12 5 14 8 7 9 7 4 1 7 6 4 1 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 102
H. H. ROBERTSON COMPANY 14 5 13 5 4 7 3 4 8 4 5 10 3 3 0 4 2 2 2 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 102
AWI LICENSING COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 14 5 14 9 6 6 4 3 5 3 6 8 13 101
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ARCO POLYMERS, INC. 0 0 0 0 0 10 11 2 16 11 13 4 28 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 98
HEWLETT-PACKARD COMPANY 4 8 4 1 0 1 0 0 0 0 1 0 1 2 1 1 2 2 0 3 3 2 4 5 4 2 4 9 5 13 8 5 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 98
GLAXOSMITHKLINE LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13 17 8 22 22 15 97
JONES + LAUGHLIN STEEL CORPORATION 8 4 10 13 9 8 13 8 5 4 1 5 3 5 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 97
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KULICKE AND SOFFA INDUSTRIES INC. 2 3 1 2 1 0 1 0 0 1 0 2 1 4 1 3 1 3 1 5 7 0 1 3 0 1 1 0 0 1 0 1 1 0 0 2 0 2 5 8 7 4 3 6 1 1 7 94
ICI AMERICAS INC. 0 0 0 1 7 3 4 6 1 3 0 2 3 3 1 3 9 6 2 5 6 8 8 6 2 0 0 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 93
HARRIS CORP. 2 0 2 8 5 7 10 5 2 3 5 7 2 1 0 1 1 1 0 1 0 1 1 3 3 2 5 1 0 0 5 0 0 0 0 0 0 1 0 0 3 1 1 1 0 0 1 92
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ALLIS-CHALMERS CORPORATION 7 5 9 7 3 6 4 2 6 2 3 7 4 6 7 4 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 88
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CONSOLIDATION COAL COMPANY 3 3 6 4 8 7 8 9 5 1 2 1 3 1 1 1 2 0 2 2 7 1 4 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 83
MOBAY CHEMICAL CORPORATION 10 10 4 1 0 0 0 2 0 2 1 5 7 7 9 6 13 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 83
RHONE-POULENC RORER PHARMACEUTICALS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 6 9 9 9 12 10 9 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 83
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DUQUESNE UNIVERSITY OF THE HOLY GHOST 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 4 1 5 9 5 3 4 3 3 1 2 0 0 2 0 6 7 7 3 6 75
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WEAN UNITED, INC. 0 0 1 3 15 19 6 3 6 1 4 2 2 0 2 2 1 4 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 74
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TRW INC. 5 5 3 5 0 3 3 2 6 1 4 9 5 6 3 4 4 0 0 2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 71
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TELEFLEX INCORPORATED 4 3 0 1 2 2 4 1 2 2 2 2 1 2 0 0 4 1 0 2 4 4 3 4 3 0 3 1 0 2 0 0 1 0 1 1 2 1 2 1 1 0 0 0 0 0 0 69
JENNMAR CORPORATION 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2 0 2 1 2 1 4 3 2 1 4 3 5 4 0 7 4 3 3 0 4 1 0 3 3 4 0 0 0 0 0 0 0 68
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METRO INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 3 7 5 1 6 1 1 0 2 1 3 1 3 1 1 2 1 1 3 1 50
PRIDE MOBILITY PRODUCTS, CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 2 3 3 3 0 7 10 1 4 3 5 3 0 2 50
ALLOY SURFACES COMPANY, INC. 2 0 1 0 1 2 1 5 1 0 2 2 4 4 0 4 2 2 2 0 7 6 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 49
GRAHAM ENGINEERING CORPORATION 0 0 0 0 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 6 3 6 2 1 0 0 0 2 2 0 3 0 0 1 0 1 2 0 1 1 3 0 0 4 3 1 49
ROCKWELL MANUFACTURING COMPANY 9 12 8 11 5 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 49
FRES-CO SYSTEM USA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 0 0 0 1 0 1 0 4 7 8 4 1 1 1 3 2 0 0 2 0 1 3 3 2 48
JOHNSON MATTHEY PUBLIC LIMITED COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 2 2 2 0 1 0 1 3 2 1 0 0 1 0 2 1 5 6 7 10 48
LANDIS TOOL COMPANY 12 0 4 8 6 5 4 4 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 48
ORTHO PHARMACEUTICAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 2 0 1 0 1 0 1 2 6 8 4 10 2 3 0 3 0 0 0 0 0 0 0 0 0 1 0 0 0 48
PHILADELPHIA QUARTZ COMPANY 3 3 3 3 9 10 6 7 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 48
SONY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 6 4 7 4 9 3 0 1 0 1 1 2 3 0 1 0 0 47
USA TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 3 1 0 18 4 3 4 0 1 3 4 1 0 2 0 1 47
W. R. GRACE & CO.-CONN. 0 2 4 4 1 3 3 3 1 1 0 0 0 1 0 0 0 0 0 3 4 0 3 1 4 3 2 0 1 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 47
DU PONT MERCK PHARMACEUTICAL COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 6 7 5 7 5 8 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 46
KIDDE, INC. 0 0 2 1 10 3 1 2 1 2 0 1 2 2 3 4 4 1 4 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 46
SINGER COMPANY 1 1 4 3 5 3 0 2 4 1 1 1 3 2 1 7 5 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 46
THERMACORE, INC. 0 0 0 0 0 0 0 0 0 1 0 4 3 3 2 2 1 1 3 1 6 2 2 1 3 1 1 7 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 46
ELAN PHARMA INTERNATIONAL LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 5 4 3 3 3 2 4 3 2 6 6 0 0 0 0 45
FOOTE MINERAL COMPANY 5 5 5 5 1 3 3 2 2 3 1 1 4 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 45
GORE ENTERPRISE HOLDINGS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 4 3 2 0 3 0 2 6 2 7 5 5 2 0 0 0 45
INTERNATIONAL PAPER CO. 1 2 2 2 0 3 0 0 3 0 3 0 1 1 0 0 4 2 2 0 1 1 4 1 0 0 1 1 1 0 0 1 2 3 0 1 0 0 0 1 1 0 0 0 0 0 0 45
NATIONAL FORGE COMPANY 3 1 4 6 2 2 3 3 3 3 0 0 0 0 0 0 0 4 2 1 2 1 1 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 45
NOVA CHEMICALS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 4 1 3 1 0 2 0 4 1 1 11 7 7 1 0 0 45
SUN REFINING AND MARKETING COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 9 6 5 4 10 2 6 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 45
UNITED STATES OF AMERICA, DEPARTMENT OF HEALTH & HUMAN SERVICES 3 0 0 0 0 1 2 0 0 1 0 1 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 1 2 3 4 3 2 0 2 2 0 1 3 1 3 1 4 45
VALSPAR SOURCING, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 2 2 0 4 3 3 9 6 7 3 45
CHECKPOINT SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 0 0 1 1 0 0 0 0 3 3 3 2 1 0 0 3 7 2 3 2 5 1 1 1 1 0 44
EXTRUDE HOME CORPORATION 0 1 0 1 0 2 0 0 0 0 0 0 0 0 1 1 0 1 2 2 1 3 5 3 4 1 0 1 1 1 1 0 1 1 4 2 2 1 1 0 0 0 0 0 0 0 0 44
FRICK COMPANY 8 1 0 5 1 4 2 2 1 2 1 2 0 2 3 3 3 0 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 44
HEDSTROM CO. 0 0 0 3 1 0 0 2 3 0 1 3 3 0 0 0 0 1 0 0 0 2 2 2 2 5 1 1 0 1 0 1 1 3 5 1 0 0 0 0 0 0 0 0 0 0 0 44
JOHNSON MATTHEY INC. 1 1 0 0 0 0 1 1 0 1 0 4 4 2 2 1 1 0 2 4 3 1 2 3 3 2 1 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 44
PRIME RESEARCH ALLIANCE E., INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 4 4 2 3 7 7 2 7 3 44
ATOCHEM OF NORTH AMERICA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 18 17 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 43
AVENTIS PHARMACEUTICALS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 9 7 6 4 3 0 2 5 1 4 0 1 0 0 43
ELCO CORPORATION 4 6 7 3 3 3 2 3 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 1 3 2 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 43
GULF + WESTERN INDUSTRIES, INC. 0 9 10 6 7 3 1 1 0 0 0 0 1 1 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 43
INDUCTOTHERM INDUSTRIES INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 3 1 0 1 0 2 2 3 0 1 4 4 0 3 2 1 2 1 0 2 4 1 3 43
LITTON SYSTEMS INC. 0 0 0 0 1 0 0 1 0 1 0 0 4 0 0 0 1 0 2 0 1 3 3 2 1 0 7 7 2 0 5 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 43
MINERALS TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 4 3 3 6 10 4 3 0 0 2 0 1 0 0 0 0 0 0 0 43
SIOPTICAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 6 16 8 4 6 0 0 0 0 0 0 0 43
VOCOLLECT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3 2 3 5 7 7 8 6 43
ABB POWER T&D COMPANY INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 8 2 3 0 4 8 5 1 3 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 42
BLAW-KNOX COMPANY 10 15 11 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 42
CENTRAL SPRINKLER CORPORATION 0 0 0 0 0 0 0 0 2 3 0 0 1 0 0 0 2 4 2 2 2 3 1 4 0 2 1 4 2 2 0 1 0 1 2 0 1 0 0 0 0 0 0 0 0 0 0 42
GULF OIL CORPORATION 1 2 0 3 1 2 1 9 5 0 1 5 4 5 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 42
JLG INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 1 2 5 1 4 3 1 1 0 0 2 0 1 0 0 0 0 1 1 1 0 1 0 1 3 0 2 1 2 2 1 0 1 2 0 0 2 0 42
MILLER EDGE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 3 4 3 3 0 1 2 2 1 1 0 3 1 1 1 1 0 1 0 1 0 0 3 2 42
SUN COMPANY, INC (R&M) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 8 5 8 5 7 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 42
VITAE PHARMACEUTICALS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 7 14 10 7 42
AMERICAN COLOR AND CHEMICAL CORPORATION 0 0 0 0 0 0 2 4 11 9 2 6 2 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 41
B. BRAUN MEDICAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 3 1 2 0 0 0 1 0 3 1 1 2 6 4 3 4 3 3 1 41
BELL + HOWELL COMPANY 1 0 1 0 1 1 1 3 4 1 3 2 0 2 0 4 4 5 0 1 1 0 0 4 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 41
COGNIS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 11 15 4 2 3 4 0 0 0 0 0 0 0 0 41
COVIDIEN LP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11 16 14 41
INTEL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 7 4 1 1 0 2 1 0 2 1 4 0 1 0 1 2 2 0 0 4 0 6 41
KONINKLIJKE PHILIPS N.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 13 22 41
LONZA INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 3 5 2 2 5 5 3 3 2 1 1 2 0 1 0 0 1 0 0 1 1 41
NEW HOLLAND, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 16 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 41
PITTSBURGH CORNING CORPORATION 4 4 0 5 1 1 2 6 1 4 0 2 0 0 0 0 0 2 1 2 1 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 41
POLYMER CORPORATION 7 4 3 2 1 0 1 0 1 3 2 4 6 1 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 41
SERMATECH INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 1 2 2 2 1 2 0 0 4 1 2 1 6 5 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 41
SIEMENS MEDICAL SOLUTIONS HEALTH SERVICES CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 14 11 4 3 2 0 0 0 0 0 41
TECHNISERVICE DIVISION TEXTURED YARN CO., INC. 10 11 8 2 1 0 0 3 1 2 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 41
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ARIBA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 5 7 7 5 3 3 2 0 40
ATI PROPERTIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 3 4 1 0 1 0 0 0 2 2 5 5 6 7 40
BELOIT CORPORATION 0 0 2 8 7 12 0 1 1 0 0 0 0 1 2 0 1 0 0 0 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 40
BERG ELECTRONICS INC. 2 5 12 16 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 40
BLOOM ENGINEERING COMPANY, INC. 1 2 1 2 1 1 3 1 0 1 1 2 1 2 0 5 1 0 0 0 2 1 1 1 1 2 0 0 0 1 0 1 0 1 0 2 0 0 1 0 1 0 0 0 0 0 0 40
CELLOMICS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 4 5 2 4 3 3 3 3 2 4 0 2 2 40
CROMPTON + KNOWLES CORPORATION 1 1 4 0 1 2 2 2 0 0 2 3 6 0 0 2 0 1 1 1 8 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 40
DUPONT PHARMACEUTICALS COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 11 19 1 2 0 0 0 0 0 0 0 0 0 0 0 0 40
FERRO CORPORATION 2 0 0 0 2 1 0 1 0 1 0 0 1 1 0 0 0 0 0 0 1 0 0 1 2 3 0 0 0 0 0 2 0 0 0 0 0 2 2 0 3 3 3 3 1 3 2 40
MCKESSON AUTOMATION INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 6 0 1 1 3 6 2 10 6 0 40
PIONEER HI-BRED INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 4 2 3 1 0 0 1 1 1 2 1 1 0 4 1 2 10 4 40
PROCTER + GAMBLE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 1 2 1 0 1 2 1 0 0 2 1 0 0 0 0 1 3 4 2 1 3 2 1 1 1 0 6 1 40
AUTOCLAVE ENGINEERS, INC. 0 2 2 2 2 0 0 1 1 3 2 2 9 2 3 2 2 0 0 1 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 39
MICROSOFT CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 3 8 6 3 6 2 1 1 4 4 0 39
MONSANTO COMPANY, INC. 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 2 2 1 0 0 0 8 3 4 6 6 0 0 0 0 1 0 0 0 0 0 0 0 0 0 39
PURDUE PHARMA, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 6 6 3 4 4 11 39
ROHM AND HAAS ELECTRONIC MATERIALS CMP HOLDINGS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 6 7 3 1 0 2 2 6 3 2 39
ATI TECHNOLOGIES ULC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 3 3 1 2 5 4 1 5 6 3 0 1 0 0 0 38
CONSTRUCTION SPECIALTIES INC. 0 0 1 0 0 1 2 0 1 1 0 2 2 0 0 0 1 0 0 0 2 0 1 4 0 1 1 0 3 1 0 0 1 5 4 1 1 0 0 0 0 1 1 0 0 0 0 38
DELTA INTERNATIONAL MACHINERY CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 1 3 4 3 2 2 0 4 1 1 3 3 3 3 2 0 0 0 0 0 0 0 0 0 0 0 0 38
DENTSPLY INTERNATIONAL INC. 1 2 4 1 2 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 1 0 1 1 0 0 1 0 2 1 0 2 0 4 0 2 5 5 38
MOORE BUSINESS FORMS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 1 4 4 5 6 10 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 38
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PITTSBURGH-DES MOINES CORPORATION 3 4 3 0 5 3 2 1 1 1 2 2 3 3 2 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 38
TRIQUINT TECHNOLOGY HOLDING CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14 13 6 5 0 0 0 0 0 0 0 0 0 38
APPLE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 4 6 10 8 6 37
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BROADCOM CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 5 6 6 6 8 4 37
MOORE PRODUCTS CO. 5 3 2 2 3 2 0 0 0 4 3 0 0 0 0 0 0 1 0 1 0 0 0 0 2 0 3 0 2 2 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37
PEM MANAGEMENT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 3 4 3 2 4 2 1 4 4 2 0 4 37
UNION CARBIDE CORPORATION 1 0 0 0 1 1 0 1 2 2 0 9 4 5 4 3 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37
WORTHINGTON ARMSTRONG VENTURE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 1 4 1 1 3 0 3 6 2 2 6 4 1 37
CAMPBELL SOUP COMPANY 0 1 2 1 0 0 0 2 0 1 2 2 0 0 1 1 1 1 2 0 0 0 0 0 4 1 2 1 0 1 1 2 0 0 0 0 0 6 0 0 0 0 0 0 0 0 1 36
CELLCO PARTNERSHIP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 6 1 13 13 36
COMBUSTION ENGINEERING INC. 0 0 1 1 2 1 7 2 1 2 1 2 0 0 4 2 5 3 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
JOY MANUFACTURING COMPANY 0 0 0 0 0 0 1 3 2 2 0 5 3 4 2 5 3 3 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
MCGRAW-EDISON COMPANY 1 4 3 6 2 2 4 1 1 1 0 1 1 2 1 4 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 3 3 4 3 3 0 3 1 4 0 0 3 0 3 1 0 0 0 0 0 0 0 0 36
PHILADELPHIA, HEALTH AND EDUCATION CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 2 0 0 0 3 5 3 8 6 5 0 36
ARCO CHEMICAL COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 29 5 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
BLUMCRAFT OF PITTSBURGH 2 3 3 4 5 3 0 0 1 1 1 0 0 0 3 0 2 0 3 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
CLARITECH CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 6 4 8 3 3 2 0 0 1 0 0 0 0 0 0 0 35
COMBUSTION UNLIMITED INCORPORATED 0 0 0 2 1 6 2 2 2 11 5 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
EASTMAN KODAK COMPANY 1 1 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 3 1 0 0 2 7 5 0 0 0 0 0 3 0 0 0 1 0 0 0 0 0 1 0 1 0 35
GENERAL MOTORS CORPORATION 0 1 0 1 0 0 0 1 1 0 1 2 0 0 1 0 0 0 0 1 1 1 0 6 5 2 1 2 2 0 2 1 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 35
HARSCO CORPORATION 0 0 0 1 1 0 0 0 1 1 1 2 1 1 2 0 5 1 6 3 1 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 35
JERROLD ELECTRONICS CORPORATION 6 6 3 3 3 1 1 3 2 1 1 0 2 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
MILLMASTER ONYX CORPORATION 6 1 4 3 1 0 5 5 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
SINCLAIR-KOPPERS COMPANY 7 5 9 5 8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
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H. J. HEINZ COMPANY 0 2 2 2 3 1 2 0 0 1 0 0 0 0 1 0 0 1 1 0 1 0 0 1 0 0 0 0 1 0 1 0 1 2 0 1 0 0 0 0 0 0 1 1 4 3 1 34
IBC PHARMACEUTICALS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 2 7 6 7 6 2 34
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MONELL CHEMICAL SENSES CENTER 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 2 0 2 1 4 2 0 0 0 0 1 1 0 1 0 0 0 0 1 0 0 1 0 0 3 2 2 2 2 3 0 34
SAMSUNG ELECTRONICS CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 4 8 5 3 1 2 3 0 0 0 0 0 0 1 0 0 0 0 2 1 0 34
SUNOCO, INC. (R&M) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 2 8 3 5 6 3 2 0 0 0 0 0 0 0 34
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AMERICAN ANILINE PRODUCTS, INCORPORATED 6 4 1 2 1 8 7 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 33
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TRION INDUSTRIES INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 0 1 0 0 0 0 0 2 5 5 1 4 1 0 1 0 0 0 2 0 0 0 0 0 4 1 33
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BAYER MEDICAL CARE INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 22 32
BENTLEY SYSTEMS, INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 1 2 3 2 0 4 2 1 1 2 1 2 3 3 32
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KERR GLASS MANUFACTURING CORPORATION 0 1 3 2 3 1 3 1 2 1 1 0 3 0 1 1 3 5 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 32
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STEIN SEAL COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 4 0 0 0 0 0 0 0 1 0 0 0 0 0 1 5 4 7 4 2 30
THOMAS + BETTS CORPORATION 2 3 2 6 4 0 0 0 0 0 0 0 0 0 1 0 0 0 3 0 1 3 2 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 30
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WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 10 5 8 2 2 1 0 0 0 0 0 0 0 0 30
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MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 2 0 0 1 0 0 0 1 3 2 4 2 3 1 4 1 2 0 0 0 0 0 0 0 29
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AGR INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 1 3 3 2 2 0 1 1 1 0 1 0 0 2 0 1 1 1 0 1 0 24
BELL & HOWELL PHILLIPSBURG COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 8 4 1 2 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
CHEMCUT CORPORATION 1 1 1 3 1 0 0 0 0 0 0 0 0 0 3 2 0 0 1 3 1 0 4 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
CLEARWATER, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 5 4 1 2 1 4 3 0 0 0 0 0 0 0 0 0 0 0 0 24
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CYBERSOFT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 0 5 3 4 4 4 0 0 0 24
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ERIE TECHNOLOGICAL PRODUCTS, INC. 5 3 5 0 2 0 0 1 1 2 1 2 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
EXTRACORPOREAL MEDICAL SPECIALTIES INC. 0 3 1 2 0 1 1 3 2 0 0 1 3 1 1 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
FLUID ENERGY PROCESSING AND EQUIPMENT COMPANY 2 5 2 4 0 4 3 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
FOLLETT CORPORATION 0 0 2 0 2 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 1 1 0 0 0 1 2 2 1 3 0 2 0 0 0 1 0 24
INDUSTRIAL SCIENTIFIC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 3 2 5 1 1 1 3 2 0 0 0 0 0 0 1 2 24
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AEG WESTINGHOUSE TRANSPORTATION SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 9 7 4 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
ARKEMA FRANCE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 4 0 3 5 3 3 2 23
AVCO CORPORATION 1 1 3 5 4 3 1 1 1 1 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
BABCOCK & WILCOX COMPANY 3 2 2 2 1 1 0 0 0 1 2 2 0 0 1 0 0 0 0 0 2 1 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
BENJAMIN OBDYKE INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 1 0 3 0 1 1 0 1 1 3 3 3 0 0 2 0 1 23
BUTAMAX(TM) ADVANCED BIOFUELS LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 7 8 5 23
CHILDREN'S MEDICAL CENTER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 1 1 2 1 1 3 3 1 2 0 0 1 1 0 1 0 23
CITIES SERVICE COMPANY 0 2 1 5 5 3 0 0 1 1 1 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
DRUMMOND SCIENTIFIC COMPANY 0 0 0 0 0 2 0 1 1 0 0 0 1 0 0 1 0 1 1 0 0 0 1 3 1 1 0 0 1 0 2 0 0 0 1 1 0 1 0 2 1 0 0 0 0 0 0 23
ECOGEN INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 2 3 0 1 4 3 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
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BILLCO MANUFACTURING INC. 0 2 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 2 0 0 0 0 1 1 3 2 1 1 1 1 1 0 0 0 1 0 0 0 1 0 22
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CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 2 1 2 1 1 1 0 4 3 0 22
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MONTEFIORE HOSPITAL ASSOCIATION OF WESTERN PENNSYLVANIA 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 0 2 1 7 3 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
NEW PIG CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 3 2 2 0 1 0 1 1 0 0 0 1 0 0 1 3 1 0 2 22
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VAL PRODUCTS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 2 1 1 2 3 2 2 1 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 22
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HAUCK MANUFACTURING COMPANY 0 0 3 0 0 2 0 0 0 0 0 0 0 1 1 2 1 0 0 0 0 0 0 1 2 0 0 1 1 0 1 0 2 1 0 0 0 0 0 0 0 0 0 1 1 0 0 21
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LECTROMELT CORPORATION 0 1 0 1 1 0 2 2 0 1 3 0 2 3 1 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
MARTIN-MARIETTA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 6 6 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
METROPOLITAN WIRE CORPORATION 0 1 0 0 0 0 1 1 3 2 0 1 1 1 2 2 2 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
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PORTO VINCI LTD LIMITED LIABILITY COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3 2 5 8 21
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ARCO MEDICAL PRODUCTS COMPANY 0 0 0 0 0 0 2 4 8 1 0 4 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
ARROW INTERNATIONAL, INC.