U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

Patenting In Metropolitan and Non-Metropolitan Areas of the United States
Breakout By Organization
1995 - 1999 Utility Patent Grants

[Explanation of Data]

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

Pittsburgh, PA MSA

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

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~Individually Owned Patent

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 107 103 101 119 137 567

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PPG INDUSTRIES INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 42 37 65 77 35 256

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WESTINGHOUSE ELECTRIC CORP.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 56 51 38 35 5 185

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EATON CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 27 30 18 31 57 163

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ALUMINUM COMPANY OF AMERICA

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 30 38 19 41 34 162

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BAYER CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 14 38 27 36 19 133

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UNIVERSITY OF PITTSBURGH

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 13 8 13 30 36 101

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WESTINGHOUSE AIR BRAKE COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 10 26 10 21 24 91

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CARNEGIE-MELLON UNIVERSITY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 10 12 8 25 26 81

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NORTHROP GRUMMAN CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 6 15 24 19 65

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KENNAMETAL INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 5 16 18 11 55

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PPG INDUSTRIES OHIO INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 54 54

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CALGON CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 12 10 10 9 6 46

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RESPIRONICS, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 14 8 3 8 34

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UNION SWITCH & SIGNAL INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 8 9 8 2 32

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UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 5 7 10 6 31

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ARISTECH CHEMICAL CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 15 1 7 3 29

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MINE SAFETY APPLIANCES CO.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 6 4 4 7 6 27

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MEDRAD, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 4 1 9 10 26

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USX CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 9 3 4 5 23

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DUQUESNE UNIVERSITY OF THE HOLY GHOST

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 4 1 5 9 22

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MILES INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 22 0 0 0 0 22

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CALGON CARBON CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 3 3 4 6 21

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ADAMS MFG.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 4 6 3 2 20

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JENNMAR CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 4 0 7 4 20

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TIPPINS INCORPORATED

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 4 4 8 2 20

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SIEMENS WESTINGHOUSE POWER CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 18 18

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ABB POWER T&D COMPANY INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 8 5 0 1 17

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TRANSITIONS OPTICAL, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 2 7 3 0 17

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FORE SYSTEMS, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 3 1 4 8 17

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CRUCIBLE MATERIALS CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 5 1 3 5 16

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DANIELI UNITED, A DIVISION OF DANIELI CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 3 2 2 5 15

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ELECTRIC POWER RESEARCH INSTITUTE, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 6 3 4 1 15

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DRAVO LIME COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 1 5 6 0 15

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ALLEGHENY LUDLUM STEEL CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 4 5 1 3 2 15

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ROBERTSHAW CONTROLS COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 7 1 1 2 3 14

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CLEARWATER, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 1 5 4 1 13

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GICS & VERMEE, L.P.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 4 2 2 5 13

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PCC COMPOSITES, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 4 4 3 1 0 12

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AGR INTERNATIONAL, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 3 3 2 2 11

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UNITED SCIENCES, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 3 4 1 2 1 11

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MCCONWAY + TORLEY CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 5 1 0 2 2 10

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CHICK MACHINE TOOL INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 4 2 2 0 9

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DELTA INTERNATIONAL MACHINERY CORP.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 4 1 1 3 9

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INDRESCO, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 4 3 1 1 0 9

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VEROSOL USA INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 4 3 1 0 9

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CATERPILLAR INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 6 1 1 8

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CLARITECH CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 0 8 8

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DIGITAL EQUIPMENT CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 3 3 0 1 7

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HANSEN, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 2 2 0 1 7

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ALLEGHENY-SINGER RESEARCH INSTITUTE

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 2 0 2 2 6

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AMCAST INDUSTRIAL CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 3 2 0 0 6

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AUTOMATED HEALTHCARE, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 1 1 0 3 6

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CERDEC CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 1 2 1 0 6

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HARBISON-WALKER REFRACTORIES COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 4 2 6

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SONY CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 0 5 6

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SUPREX CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 0 0 1 3 6

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VASCOR, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 1 1 0 3 6

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DIEBOLD INCORPORATED

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 1 5 6

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ASKO, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 2 0 1 2 5

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BECO ENGINEERING COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 2 2 0 0 5

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COOK PACEMAKER CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 3 2 0 0 5

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INTERNATIONAL BUSINESS MACHINES CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 1 2 0 2 5

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KVAERNER U.S. INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 0 5 0 5

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MANGONE ENTERPRISES

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 2 3 0 5

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OBERG INDUSTRIES, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 0 1 2 2 5

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PORTEC, INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 1 2 2 0 0 5

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SHANDON INC.

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 1 0 0 2 5

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VALSPAR CORPORATION

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 0 2 1 0 2 5

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VESUVIUS CRUCIBLE COMPANY

Year of Grant ==> -- 1995 -- -- 1996 -- -- 1997 -- -- 1998 -- -- 1999 -- -- Total --
# of Patent Grants ==> 2 0 1 1 1 5

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TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/

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Last Modified: 1 June 2000