| INTERNATIONAL BUSINESS MACHINES CORPORATION |
264 |
249 |
238 |
300 |
270 |
1321 |
| ~INDIVIDUALLY OWNED PATENT |
263 |
257 |
201 |
209 |
181 |
1111 |
| ERICSSON, INC. |
121 |
74 |
44 |
36 |
12 |
287 |
| CISCO TECHNOLOGY, INC. |
26 |
28 |
38 |
56 |
39 |
187 |
| NORTH CAROLINA STATE UNIVERSITY |
40 |
34 |
36 |
28 |
28 |
166 |
| CORNING CABLE SYSTEMS LLC |
32 |
29 |
25 |
27 |
36 |
149 |
| DUKE UNIVERSITY |
30 |
18 |
22 |
48 |
28 |
146 |
| INFINEON TECHNOLOGIES AG |
7 |
21 |
29 |
44 |
45 |
146 |
| CREE, INC. |
19 |
23 |
26 |
38 |
34 |
140 |
| UNIVERSITY OF NORTH CAROLINA |
26 |
20 |
28 |
20 |
25 |
119 |
| SMITHKLINE BEECHAM CORPORATION |
25 |
16 |
10 |
26 |
23 |
100 |
| NORTEL NETWORKS LIMITED |
22 |
23 |
16 |
11 |
14 |
86 |
| TYCO ELECTRONICS CORPORATION |
20 |
16 |
16 |
18 |
13 |
83 |
| TEKELEC |
4 |
6 |
12 |
39 |
20 |
81 |
| ANALOG DEVICES, INC. |
16 |
16 |
10 |
17 |
20 |
79 |
| ALCATEL |
22 |
16 |
21 |
17 |
2 |
78 |
| LENOVO (SINGAPORE) PTE LTD |
0 |
0 |
4 |
37 |
36 |
77 |
| E. I. DU PONT DE NEMOURS AND COMPANY |
16 |
13 |
9 |
22 |
12 |
72 |
| SONY ERICSSON MOBILE COMMUNICATIONS AB |
0 |
3 |
9 |
25 |
30 |
67 |
| TELEFONAKTIEBOLAGET LM ERICSSON |
7 |
7 |
13 |
21 |
15 |
63 |
| RF MICRO DEVICES, INC. |
9 |
20 |
8 |
18 |
7 |
62 |
| GILBARCO, INC. |
13 |
21 |
11 |
8 |
3 |
56 |
| BECTON, DICKINSON AND COMPANY |
7 |
8 |
8 |
14 |
12 |
49 |
| VOLVO TRUCKS NORTH AMERICA, INC. |
10 |
14 |
7 |
11 |
7 |
49 |
| ELSTER ELECTRICITY, LLC |
4 |
8 |
7 |
11 |
15 |
45 |
| LORD CORPORATION |
16 |
6 |
11 |
7 |
5 |
45 |
| POLYMER GROUP, INC. |
7 |
15 |
11 |
6 |
6 |
45 |
| DIGITAL OPTICS CORPORATION |
15 |
10 |
10 |
2 |
5 |
42 |
| GENERAL ELECTRIC COMPANY |
19 |
9 |
6 |
3 |
3 |
40 |
| PTS CORPORATION |
2 |
12 |
14 |
10 |
0 |
38 |
| SYNGENTA PARTICIPATIONS AG |
6 |
5 |
3 |
15 |
9 |
38 |
| WAKE FOREST UNIVERSITY |
8 |
11 |
3 |
8 |
8 |
38 |
| INTERSIL AMERICAS INC. |
1 |
9 |
4 |
17 |
6 |
37 |
| NOBEX CORPORATION |
8 |
11 |
7 |
9 |
0 |
35 |
| EMC CORPORATION |
2 |
10 |
5 |
7 |
10 |
34 |
| HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
3 |
8 |
6 |
12 |
3 |
32 |
| INSPIRE PHARMACEUTICALS, INC. |
4 |
6 |
9 |
9 |
4 |
32 |
| MICELL TECHNOLOGIES, INC. |
13 |
8 |
4 |
5 |
1 |
31 |
| RESEARCH TRIANGLE INSTITUTE |
10 |
5 |
5 |
7 |
4 |
31 |
| ICAGEN, INC. |
5 |
6 |
4 |
10 |
5 |
30 |
| SARA LEE CORPORATION |
7 |
12 |
6 |
5 |
0 |
30 |
| CEM CORPORATION |
7 |
4 |
7 |
6 |
5 |
29 |
| BELLSOUTH INTELLECTUAL PROPERTY CORPORATION |
2 |
8 |
7 |
10 |
1 |
28 |
| INTEL CORPORATION |
5 |
7 |
3 |
13 |
0 |
28 |
| NEWELL WINDOW FURNISHINGS, INC. |
10 |
3 |
0 |
10 |
4 |
27 |
| R. J. REYNOLDS TOBACCO COMPANY |
2 |
2 |
3 |
7 |
13 |
27 |
| B/E AEROSPACE INCORPORATED |
1 |
8 |
2 |
9 |
6 |
26 |
| CLOSURE MEDICAL CORPORATION |
12 |
8 |
4 |
0 |
2 |
26 |
| ABB TECHNOLOGY AG |
9 |
6 |
5 |
4 |
1 |
25 |
| CORNING INCORPORATED |
7 |
5 |
3 |
5 |
5 |
25 |
| SAS INSTITUTE, INC. |
3 |
2 |
5 |
9 |
6 |
25 |
| STATIC CONTROL COMPONENTS, INC. |
0 |
4 |
5 |
9 |
7 |
25 |
| CATERPILLAR INC. |
6 |
3 |
3 |
4 |
8 |
24 |
| EMBREX INC. |
7 |
4 |
2 |
7 |
4 |
24 |
| ADC DSL SYSTEMS, INC. |
3 |
6 |
5 |
7 |
2 |
23 |
| DEERE + COMPANY |
3 |
4 |
5 |
5 |
6 |
23 |
| IRWIN INDUSTRIAL TOOL COMPANY |
0 |
0 |
3 |
8 |
12 |
23 |
| TARGACEPT, INC. |
7 |
1 |
6 |
6 |
3 |
23 |
| BASF PLANT SCIENCE GMBH |
0 |
5 |
1 |
3 |
13 |
22 |
| EATON CORPORATION |
5 |
7 |
2 |
4 |
4 |
22 |
| MEDI-PHYSICS, INC. |
8 |
3 |
1 |
4 |
6 |
22 |
| SQUARE D COMPANY |
6 |
5 |
1 |
5 |
5 |
22 |
| DANA CORPORATION |
5 |
12 |
3 |
0 |
1 |
21 |
| KENDRO LABORATORY PRODUCTS, INC. |
3 |
4 |
9 |
5 |
0 |
21 |
| QUALCOMM, INC. |
0 |
0 |
0 |
3 |
18 |
21 |
| CONAGRA FOODS INC. |
0 |
6 |
4 |
7 |
3 |
20 |
| COMMSCOPE PROPERTIES, LLC |
2 |
5 |
4 |
7 |
1 |
19 |
| AKEVA, L.L.C. |
2 |
0 |
4 |
11 |
1 |
18 |
| HICKORY SPRINGS MANUFACTURING COMPANY, INC. |
3 |
5 |
4 |
5 |
1 |
18 |
| CHARLOTTE-MECKLENBURG HOSPITAL AUTHORITY |
5 |
3 |
3 |
5 |
1 |
17 |
| DAY INTERNATIONAL, INC. |
3 |
6 |
2 |
4 |
2 |
17 |
| DELAWARE CAPITAL FORMATION, INC. |
5 |
3 |
5 |
4 |
0 |
17 |
| ARVIN TECHNOLOGIES, INC. |
2 |
6 |
7 |
1 |
0 |
16 |
| FMC CORPORATION |
5 |
6 |
3 |
1 |
1 |
16 |
| INGERSOLL-RAND COMPANY |
4 |
2 |
2 |
0 |
8 |
16 |
| ZF MERITOR, L.L.C. |
2 |
3 |
4 |
4 |
3 |
16 |
| CLARIANT FINANCE (BVI) LIMITED |
6 |
5 |
1 |
2 |
1 |
15 |
| KENNAMETAL INC. |
5 |
1 |
3 |
2 |
4 |
15 |
| PARION SCIENCES, INC. |
0 |
0 |
3 |
4 |
8 |
15 |
| WELLMAN INC. |
5 |
5 |
0 |
3 |
2 |
15 |
| ZIPTRONIX, INC. |
2 |
3 |
5 |
5 |
0 |
15 |
| ADSTRACTS INC. |
3 |
3 |
2 |
3 |
3 |
14 |
| ALPHA SECURITY PRODUCTS, INC. |
0 |
0 |
0 |
6 |
8 |
14 |
| PARADIGM GENETICS, INC. |
6 |
8 |
0 |
0 |
0 |
14 |
| WIX FILTRATION CORP. |
0 |
0 |
5 |
5 |
4 |
14 |
| ATC TECHNOLOGIES, LLC |
0 |
0 |
0 |
9 |
4 |
13 |
| BORGWARNER INC. |
1 |
2 |
4 |
2 |
4 |
13 |
| DELTA ELECTRONICS INC. |
1 |
0 |
3 |
2 |
6 |
12 |
| HONEYWELL INTERNATIONAL INC. |
1 |
3 |
4 |
3 |
1 |
12 |
| MCNC |
7 |
4 |
1 |
0 |
0 |
12 |
| ALTERA CORPORATION |
0 |
0 |
0 |
2 |
9 |
11 |
| BASF AKTIENGESELLSCHAFT |
3 |
2 |
4 |
0 |
2 |
11 |
| DRAKA COMTEQ B.V. |
0 |
0 |
0 |
3 |
8 |
11 |
| EATON POWER QUALITY CORPORATION |
0 |
0 |
1 |
4 |
6 |
11 |
| GLOBAL NUCLEAR FUEL -- AMERICAS, LLC |
3 |
2 |
1 |
0 |
5 |
11 |
| RENESAS TECHNOLOGY AMERICA, INC |
1 |
5 |
1 |
2 |
2 |
11 |
| SEALY TECHNOLOGY LLC |
1 |
5 |
1 |
2 |
2 |
11 |
| TRIMERIS, INC. |
5 |
1 |
2 |
2 |
1 |
11 |
| VARIAN, INC. |
5 |
3 |
2 |
1 |
0 |
11 |
| ZF SACHS AG |
0 |
6 |
4 |
1 |
0 |
11 |
| ABB RESEARCH LTD. |
2 |
0 |
2 |
3 |
3 |
10 |
| BASF CORP. |
4 |
3 |
1 |
2 |
0 |
10 |
| COOPER BRANDS, INC. |
0 |
3 |
0 |
3 |
4 |
10 |
| EAST CAROLINA UNIVERSITY |
2 |
2 |
2 |
3 |
1 |
10 |
| GRASS AMERICA, INC. |
3 |
2 |
1 |
2 |
2 |
10 |
| INFINEON TECHNOLOGIES NORTH AMERICA CORP. |
0 |
1 |
4 |
5 |
0 |
10 |
| MICROBAN PRODUCTS COMPANY |
3 |
1 |
4 |
1 |
1 |
10 |
| SILICON SEMICONDUCTOR CORPORATION |
4 |
5 |
0 |
1 |
0 |
10 |
| TEXTRON INC. |
0 |
0 |
2 |
4 |
4 |
10 |
| TRANSTECH PHARMA, INC. |
2 |
0 |
3 |
5 |
0 |
10 |
| ATI INDUSTRIAL AUTOMATION, INC. |
1 |
1 |
3 |
2 |
2 |
9 |
| AYLWARD ENTERPRISES, INC. |
2 |
2 |
1 |
3 |
1 |
9 |
| BOWE BELL & HOWELL COMPANY |
0 |
0 |
2 |
5 |
2 |
9 |
| CATERPILLAR S.A.R.L. |
3 |
0 |
2 |
1 |
3 |
9 |
| CELGARD INC. |
3 |
4 |
0 |
1 |
1 |
9 |
| INSTROTEK, INC. |
3 |
4 |
0 |
2 |
0 |
9 |
| MTS SYSTEMS CORPORATION |
5 |
3 |
0 |
0 |
1 |
9 |
| NOVOZYMES A/S |
5 |
0 |
1 |
1 |
2 |
9 |
| PPG INDUSTRIES OHIO INC. |
4 |
1 |
3 |
0 |
1 |
9 |
| PRECISION FABRICS GROUP, INC. |
0 |
1 |
1 |
2 |
5 |
9 |
| R.W.L. CORPORATION |
0 |
1 |
3 |
5 |
0 |
9 |
| SYNGENTA CROP PROTECTION, INC. |
0 |
1 |
3 |
1 |
4 |
9 |
| TENN-TEX PLASTICS, INC. |
3 |
2 |
2 |
0 |
2 |
9 |
| THE STEEL NETWORK, INC. |
1 |
2 |
2 |
2 |
2 |
9 |
| THERMACO, INC. |
2 |
1 |
2 |
2 |
2 |
9 |
| TROXLER ELECTRONIC LABORATORIES, INC. |
3 |
0 |
3 |
2 |
1 |
9 |
| UNITIVE INTERNATIONAL LIMITED |
0 |
2 |
2 |
1 |
4 |
9 |
| ABB, INC. |
5 |
2 |
1 |
0 |
0 |
8 |
| ARTEVA NORTH AMERICA S.A.R.L. |
6 |
2 |
0 |
0 |
0 |
8 |
| ARVINMERITOR TECHNOLOGY, LLC |
0 |
1 |
3 |
1 |
3 |
8 |
| ATI PROPERTIES, INC. |
2 |
3 |
0 |
2 |
1 |
8 |
| AXON CORPORATION |
1 |
1 |
2 |
1 |
3 |
8 |
| BELL & HOWELL MAIL & MESSAGING TECHNOLOGIES CO. |
5 |
3 |
0 |
0 |
0 |
8 |
| FOLIA, INC. |
0 |
3 |
3 |
1 |
1 |
8 |
| GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS, INC |
0 |
1 |
6 |
1 |
0 |
8 |
| GSLE DEVELOPMENT CORPORATION |
3 |
2 |
2 |
1 |
0 |
8 |
| INVISTA NORTH AMERICA S.A.R.L. |
0 |
2 |
3 |
0 |
3 |
8 |
| JDS UNIPHASE CORPORATION |
5 |
3 |
0 |
0 |
0 |
8 |
| L&P PROPERTY MANAGEMENT COMPANY |
0 |
4 |
0 |
2 |
2 |
8 |
| MASONITE CORPORATION |
2 |
1 |
3 |
1 |
1 |
8 |
| MEDIWAVE STAR TECHNOLOGY, INC. |
5 |
1 |
0 |
2 |
0 |
8 |
| NITRONEX CORPORATION |
3 |
0 |
1 |
2 |
2 |
8 |
| PILLING WECK INCORPORATED |
0 |
2 |
2 |
2 |
2 |
8 |
| TEXAS INSTRUMENTS, INCORPORATED |
1 |
2 |
2 |
0 |
3 |
8 |
| ULTRA-MEK, INC. |
3 |
1 |
1 |
2 |
1 |
8 |
| UNITED STATES OF AMERICA, HEALTH & HUMAN SERVICES |
2 |
2 |
1 |
1 |
2 |
8 |
| VEHICLE ENHANCEMENT SYSTEMS, INC. |
2 |
1 |
1 |
3 |
1 |
8 |
| WILSON-COOK MEDICAL, INC. |
3 |
1 |
1 |
2 |
1 |
8 |
| AKZO NOBEL NV |
2 |
1 |
3 |
1 |
0 |
7 |
| AVENTIS CROPSCIENCE S.A. |
5 |
1 |
0 |
1 |
0 |
7 |
| BLACK & DECKER INC. |
0 |
0 |
0 |
3 |
4 |
7 |
| BRIGHT VIEW TECHNOLOGIES, INC. |
0 |
2 |
1 |
1 |
3 |
7 |
| DELTAGEN, INC. |
0 |
3 |
3 |
1 |
0 |
7 |
| FIELD CONTROLS, L.L.C. |
2 |
3 |
0 |
1 |
1 |
7 |
| GE MORTGAGE HOLDINGS, LLC |
0 |
2 |
1 |
3 |
1 |
7 |
| HBI BRANDED APPAREL ENTERPRISES, LLC |
0 |
0 |
0 |
0 |
7 |
7 |
| IDEXX LABORATORIES, INC. |
0 |
1 |
3 |
2 |
1 |
7 |
| INCUMED, INC. |
0 |
3 |
3 |
0 |
1 |
7 |
| LUCENT TECHNOLOGIES INC. |
1 |
2 |
1 |
2 |
1 |
7 |
| MICROSOFT CORPORATION |
0 |
1 |
2 |
3 |
1 |
7 |
| MOBILE SATELLITE VENTURES LP |
0 |
2 |
5 |
0 |
0 |
7 |
| NETIQ CORPORATION |
1 |
2 |
1 |
1 |
2 |
7 |
| OVERTURE NETWORKS, INC. |
1 |
4 |
1 |
1 |
0 |
7 |
| POWERWARE CORPORATION |
3 |
2 |
1 |
1 |
0 |
7 |
| WORLD FIBERS, INC. |
2 |
3 |
0 |
2 |
0 |
7 |
| CADENCE DESIGN SYSTEMS, INC. |
0 |
2 |
1 |
2 |
1 |
6 |
| ELECTRIC POWER RESEARCH INSTITUTE, INC. |
2 |
2 |
2 |
0 |
0 |
6 |
| HATTERAS HAMMOCKS, INC. |
0 |
1 |
3 |
1 |
1 |
6 |
| IEP PHARMACEUTICAL DEVICES INC. |
5 |
1 |
0 |
0 |
0 |
6 |
| INNOVATIVE DEVICES, LLC |
2 |
2 |
2 |
0 |
0 |
6 |
| IPAC ACQUISITION SUBSIDIARY I, LLC |
1 |
2 |
3 |
0 |
0 |
6 |
| JUNIPER NETWORKS, INC. |
0 |
0 |
0 |
4 |
2 |
6 |
| MORRIS ASSOCIATES, INC. |
1 |
1 |
2 |
0 |
2 |
6 |
| NVIDIA CORPORATION |
0 |
1 |
1 |
3 |
1 |
6 |
| PARATA SYSTEMS, INC. |
0 |
0 |
4 |
1 |
1 |
6 |
| PHARMACORE, INC. |
0 |
2 |
2 |
2 |
0 |
6 |
| QUILL MEDICAL, INC. |
1 |
1 |
1 |
1 |
2 |
6 |
| STOCKHAUSEN, INC. |
0 |
0 |
0 |
0 |
6 |
6 |
| SYNECOR, LLC |
0 |
0 |
1 |
5 |
0 |
6 |
| TIPPER TIE, INC. |
0 |
1 |
0 |
1 |
4 |
6 |
| WORLDCOM, INC. |
2 |
3 |
1 |
0 |
0 |
6 |
| A LA CART, INC. |
0 |
1 |
2 |
2 |
0 |
5 |
| ABT, INC. |
2 |
0 |
2 |
0 |
1 |
5 |
| ALARIS MEDICAL SYSTEMS, INC. |
0 |
3 |
1 |
1 |
0 |
5 |
| ARTECEL SCIENCES, INC. |
2 |
0 |
1 |
2 |
0 |
5 |
| AT& T BLS INTELLECTUAL PROPERTY, INC. |
0 |
0 |
0 |
0 |
5 |
5 |
| BIOCON LIMITED |
0 |
0 |
0 |
1 |
4 |
5 |
| BIOMERIEUX VITEK, INC. |
2 |
1 |
0 |
0 |
2 |
5 |
| BORLAND SOFTWARE CORPORATION |
0 |
0 |
4 |
1 |
0 |
5 |
| CAMFIL FARR INC. |
0 |
1 |
0 |
0 |
4 |
5 |
| CHEMETALL FOOTE CORPORATION |
0 |
0 |
3 |
0 |
2 |
5 |
| COLLINS & AIKMAN PRODUCTS CO. |
1 |
1 |
0 |
3 |
0 |
5 |
| CONBRACO INDUSTRIES, INC. |
0 |
1 |
3 |
1 |
0 |
5 |
| CREE MICROWAVE, LLC |
0 |
5 |
0 |
0 |
0 |
5 |
| ENDURA PRODUCTS, INC. |
2 |
2 |
0 |
0 |
1 |
5 |
| ETHOX CHEMICALS, INC. |
1 |
2 |
0 |
0 |
2 |
5 |
| EXTREME NETWORKS, INC. |
0 |
0 |
2 |
2 |
1 |
5 |
| FLOW SCIENCE, INC. |
1 |
0 |
2 |
1 |
1 |
5 |
| HDN DEVELOPMENT CORPORATION |
2 |
1 |
0 |
1 |
1 |
5 |
| KAY CHEMICAL, INC. |
2 |
3 |
0 |
0 |
0 |
5 |
| LIPOSCIENCE, INC. |
4 |
0 |
0 |
0 |
1 |
5 |
| MANTISSA CORPORATION |
0 |
2 |
1 |
1 |
1 |
5 |
| MEMSCAP S.A. |
4 |
0 |
1 |
0 |
0 |
5 |
| NEPTCO INCORPORATED |
1 |
0 |
3 |
0 |
1 |
5 |
| NETWORK APPLIANCE, INC. |
0 |
0 |
0 |
2 |
3 |
5 |
| POWER TALK, INC. |
2 |
1 |
0 |
1 |
1 |
5 |
| PPD DISCOVERY, INC. |
2 |
0 |
1 |
1 |
1 |
5 |
| REICHHOLD, INC. |
1 |
2 |
1 |
0 |
1 |
5 |
| RELIANCE ELECTRIC TECHNOLOGIES, LLC |
1 |
3 |
0 |
0 |
1 |
5 |
| ROCKWELL AUTOMATION TECHNOLOGIES, INC. |
1 |
1 |
1 |
2 |
0 |
5 |
| SANTRONICS, INC. |
2 |
1 |
1 |
1 |
0 |
5 |
| SCENERA TECHNOLOGIES, LLC |
0 |
0 |
0 |
0 |
5 |
5 |
| SEMTECH CORPORATION |
2 |
3 |
0 |
0 |
0 |
5 |
| SIEMENS COMMUNICATIONS, INC. |
0 |
0 |
1 |
4 |
0 |
5 |
| SIEMENS MEDICAL SOLUTIONS USA, INC. |
2 |
2 |
1 |
0 |
0 |
5 |
| WALTER KIDDE PORTABLE EQUIPMENT, INC. |
1 |
1 |
1 |
0 |
2 |
5 |
| X-SPOOLER, INC. |
0 |
1 |
3 |
0 |
1 |
5 |