~Individually Owned Patent |
374 |
378 |
430 |
380 |
319 |
1881 |
NEC CORPORATION |
35 |
52 |
54 |
29 |
20 |
190 |
MOTOROLA, INC. |
48 |
36 |
52 |
22 |
22 |
180 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
6 |
8 |
16 |
26 |
20 |
76 |
SENSORMATIC ELECTRONICS CORPORATION |
20 |
18 |
14 |
12 |
7 |
71 |
SONY CORPORATION |
16 |
20 |
19 |
8 |
7 |
70 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
22 |
5 |
8 |
18 |
9 |
62 |
LUCENT TECHNOLOGIES INC. |
3 |
16 |
18 |
15 |
10 |
62 |
PITTWAY CORPORATION |
8 |
7 |
15 |
14 |
15 |
59 |
SIEMENS AKTIENGESELLSCHAFT |
11 |
8 |
14 |
14 |
10 |
57 |
ROBERT BOSCH GMBH |
12 |
10 |
12 |
9 |
13 |
56 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
7 |
8 |
9 |
15 |
13 |
52 |
SAMSUNG ELECTRONICS CO., LTD. |
7 |
22 |
14 |
6 |
2 |
51 |
MICRON TECHNOLOGY, INC. |
0 |
1 |
15 |
18 |
15 |
49 |
INTERMEC IP CORP. |
0 |
6 |
15 |
17 |
7 |
45 |
TOYOTA JIDOSHA K.K. |
10 |
13 |
9 |
5 |
8 |
45 |
TRW INC. |
6 |
5 |
6 |
12 |
15 |
44 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
5 |
8 |
8 |
8 |
10 |
39 |
U.S. PHILIPS CORPORATION |
9 |
7 |
9 |
9 |
3 |
37 |
AT&T CORP. |
5 |
10 |
13 |
6 |
1 |
35 |
HITACHI, LTD |
7 |
5 |
4 |
8 |
7 |
31 |
DENSO CORPORATION |
5 |
10 |
3 |
7 |
5 |
30 |
DONNELLY CORPORATION |
3 |
2 |
2 |
9 |
13 |
29 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
0 |
1 |
8 |
14 |
5 |
28 |
FUJITSU LIMITED |
7 |
6 |
7 |
5 |
2 |
27 |
NCR CORPORATION |
5 |
6 |
7 |
4 |
4 |
26 |
FORD GLOBAL TECHNOLOGIES, INC. |
3 |
5 |
4 |
2 |
11 |
25 |
GENERAL ELECTRIC COMPANY |
0 |
4 |
2 |
7 |
12 |
25 |
NISSAN MOTOR COMPANY, LIMITED |
9 |
8 |
4 |
0 |
4 |
25 |
TOSHIBA CORPORATION |
5 |
4 |
3 |
4 |
9 |
25 |
HALLIBURTON ENERGY SEVICES, INC. |
0 |
4 |
6 |
5 |
6 |
21 |
HEWLETT-PACKARD COMPANY |
1 |
7 |
4 |
3 |
6 |
21 |
CHECKPOINT SYSTEMS, INC. |
4 |
6 |
3 |
5 |
2 |
20 |
TEXAS INSTRUMENTS, INCORPORATED |
5 |
6 |
6 |
2 |
1 |
20 |
TRIMBLE NAVIGATION, LTD. |
1 |
5 |
7 |
6 |
1 |
20 |
FORD MOTOR COMPANY |
10 |
3 |
5 |
0 |
1 |
19 |
SUMITOMO RUBBER INDUSTRIES, LTD. |
6 |
2 |
4 |
1 |
6 |
19 |
CHRYSLER MOTORS CORPORATION |
6 |
9 |
3 |
0 |
0 |
18 |
EATON CORPORATION |
2 |
2 |
8 |
2 |
4 |
18 |
HONEYWELL INTERNATIONAL INC. |
0 |
0 |
1 |
5 |
12 |
18 |
DIGITAL SECURITY CONTROLS LTD. |
2 |
4 |
2 |
5 |
4 |
17 |
3M INNOVATIVE PROPERTIES COMPANY |
0 |
3 |
4 |
2 |
7 |
16 |
CATERPILLAR INC. |
3 |
4 |
5 |
2 |
2 |
16 |
AISIN AW CO., LTD. |
7 |
4 |
2 |
1 |
1 |
15 |
INTEL CORPORATION |
1 |
0 |
4 |
3 |
7 |
15 |
LEAR AUTOMOTIVE DEARBORN, INC. |
0 |
1 |
7 |
4 |
3 |
15 |
MERITOR HEAVY VEHICLE SYSTEMS, LLC |
0 |
4 |
2 |
6 |
3 |
15 |
BAYERISCHE MOTOREN WERKE AG |
4 |
0 |
5 |
2 |
3 |
14 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
0 |
0 |
14 |
14 |
NIPPONDENSO CO., LTD. |
9 |
3 |
2 |
0 |
0 |
14 |
UNITED TECHNOLOGIES AUTOMOTIVE, INC. |
6 |
7 |
0 |
0 |
1 |
14 |
VOLKSWAGEN AKTIENGESELLSCHAFT |
1 |
2 |
4 |
3 |
4 |
14 |
YAZAKI CORP. |
2 |
1 |
4 |
6 |
1 |
14 |
ALPS ELECTRIC CO., LTD. |
8 |
3 |
2 |
0 |
0 |
13 |
CANON KABUSHIKI KAISHA |
3 |
2 |
3 |
2 |
3 |
13 |
DELCO ELECTRONICS CORPORATION |
10 |
2 |
0 |
1 |
0 |
13 |
HILL-ROM COMPANY, INC. |
2 |
2 |
3 |
2 |
4 |
13 |
HYUNDAI MOTOR CO., LTD. |
2 |
3 |
2 |
4 |
2 |
13 |
MANNESMANN VDO AG |
0 |
1 |
3 |
5 |
4 |
13 |
PRINCE CORPORATION |
3 |
5 |
4 |
1 |
0 |
13 |
UNITED STATES OF AMERICA, NAVY |
3 |
1 |
3 |
3 |
3 |
13 |
ALLIED-SIGNAL INC. |
2 |
2 |
6 |
2 |
0 |
12 |
BREED AUTOMOTIVE TECHNOLOGY, INC. |
2 |
0 |
3 |
5 |
2 |
12 |
ERICSSON, INC. |
4 |
5 |
1 |
2 |
0 |
12 |
EUROCOPTER FRANCE S.A. |
0 |
2 |
2 |
5 |
3 |
12 |
MICROSOFT CORPORATION |
0 |
6 |
3 |
1 |
2 |
12 |
NOHMI BOSAI LTD. |
4 |
2 |
3 |
3 |
0 |
12 |
NORTHROP GRUMMAN CORPORATION |
6 |
1 |
3 |
2 |
0 |
12 |
UNITED STATES OF AMERICA, ARMY |
3 |
2 |
4 |
3 |
0 |
12 |
CHAMBERLAIN GROUP, INC. |
2 |
3 |
2 |
2 |
2 |
11 |
DAIMLER-BENZ AKTIENGESELLSCHAFT |
5 |
5 |
0 |
1 |
0 |
11 |
HOCHIKI CORPORATION |
2 |
1 |
2 |
5 |
1 |
11 |
KEY-TRAK, INC. |
1 |
0 |
1 |
5 |
4 |
11 |
NTT MOBILE COMMUNICATIONS NETWORK INC. |
9 |
1 |
1 |
0 |
0 |
11 |
PIONEER ELECTRONIC CORPORATION |
4 |
3 |
3 |
0 |
1 |
11 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
1 |
2 |
2 |
3 |
3 |
11 |
SIMPLEX TIME RECORDER COMPANY |
5 |
1 |
1 |
4 |
0 |
11 |
TELEFONAKTIEBOLAGET LM ERICSSON |
3 |
0 |
3 |
3 |
2 |
11 |
TOKAI RIKA DENKI SEISAKUSHO K.K. |
5 |
2 |
2 |
0 |
2 |
11 |
GLENAYRE ELECTRONICS, INC. |
5 |
0 |
2 |
3 |
0 |
10 |
HONEYWELL INC. |
6 |
2 |
1 |
1 |
0 |
10 |
INTERACTIVE TECHNOLOGIES, INC. |
4 |
3 |
2 |
1 |
0 |
10 |
SUN MICROSYSTEMS, INC. |
1 |
4 |
3 |
0 |
2 |
10 |
XEROX CORPORATION |
0 |
3 |
0 |
4 |
3 |
10 |
ADVANCED MICRO DEVICES, INC. |
2 |
0 |
3 |
2 |
2 |
9 |
AISIN SEIKI KABUSHIKI KAISHA |
0 |
4 |
0 |
3 |
2 |
9 |
ALPINE ELECTRONICS INC. |
2 |
0 |
5 |
1 |
1 |
9 |
CASIO COMPUTER CO. LTD. |
3 |
3 |
2 |
1 |
0 |
9 |
DAIMLERCHRYSLER CORPORATION |
0 |
0 |
5 |
3 |
1 |
9 |
FUJI JUKOGYO KABUSHIKI KAISHA |
2 |
0 |
3 |
2 |
2 |
9 |
PROTEX INTERNATIONAL CORP. |
2 |
0 |
2 |
4 |
1 |
9 |
RAYTHEON COMPANY |
2 |
4 |
1 |
2 |
0 |
9 |
RSO CORPORATION N.V. |
1 |
2 |
2 |
3 |
1 |
9 |
SANYO ELECTRIC CO., LTD. |
1 |
2 |
1 |
5 |
0 |
9 |
VACUUMSCHMEIZE GMBH |
2 |
0 |
5 |
1 |
1 |
9 |
VALEO SECURITE HABITACLE RENAULT |
2 |
1 |
1 |
2 |
3 |
9 |
WHEELOCK, INC. |
2 |
2 |
0 |
2 |
3 |
9 |
BAKER HUGHES INCORPORATED |
2 |
3 |
2 |
0 |
1 |
8 |
DELPHI TECHNOLOGIES, INC. |
0 |
0 |
0 |
4 |
4 |
8 |
DETECTION SYSTEMS INC. |
4 |
1 |
1 |
1 |
1 |
8 |
GENTEX CORPORATION |
0 |
1 |
1 |
5 |
1 |
8 |
METO INTERNATIONAL GMBH |
0 |
0 |
1 |
3 |
4 |
8 |
MITSUBISHI MATERIALS CORPORATION |
1 |
1 |
1 |
4 |
1 |
8 |
PACIFIC INDUSTRIAL CO. LTD. |
2 |
0 |
1 |
2 |
3 |
8 |
ROCKWELL COLLINS, INC. |
0 |
0 |
3 |
3 |
2 |
8 |
SCHRADER-BRIDGEPORT INTERNATIONAL, INC. |
1 |
2 |
2 |
1 |
2 |
8 |
SLC TECHNOLOGIES, INC. |
4 |
2 |
2 |
0 |
0 |
8 |
ABB POWER T&D COMPANY INC. |
0 |
4 |
1 |
2 |
0 |
7 |
BOEING COMPANY |
1 |
1 |
3 |
1 |
1 |
7 |
ENDRESS + HAUSER GMBH + CO. |
4 |
1 |
1 |
1 |
0 |
7 |
FLYING NULL LIMITED |
0 |
0 |
2 |
4 |
1 |
7 |
GENERAL SIGNAL CORPORATION |
3 |
3 |
0 |
0 |
1 |
7 |
HARRIS CORP. |
2 |
3 |
1 |
0 |
1 |
7 |
MANNESMANN AG |
1 |
1 |
0 |
3 |
2 |
7 |
MICROCHIP TECHNOLOGY INCORPORATED |
0 |
0 |
2 |
2 |
3 |
7 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
7 |
0 |
0 |
0 |
0 |
7 |
SCHLUMBERGER RESOURCE MANAGEMENT SERVICES, INC. |
0 |
1 |
0 |
3 |
3 |
7 |
SQUARE D COMPANY |
1 |
3 |
1 |
2 |
0 |
7 |
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. |
4 |
1 |
1 |
0 |
1 |
7 |
3COM CORPORATION |
0 |
2 |
2 |
1 |
1 |
6 |
AUTOMOTIVE SYSTEMS LABORATORY, INC. |
0 |
0 |
0 |
1 |
5 |
6 |
AVERY DENNISON CORPORATION |
1 |
2 |
3 |
0 |
0 |
6 |
BED-CHECK CORPORATION |
0 |
1 |
1 |
2 |
2 |
6 |
CASE CORPORATION |
1 |
1 |
2 |
1 |
1 |
6 |
CERBERUS AG |
3 |
2 |
1 |
0 |
0 |
6 |
DIRECTED ELECTRONICS, INC. |
1 |
1 |
0 |
2 |
2 |
6 |
GENERAL MOTORS CORPORATION |
0 |
0 |
2 |
3 |
1 |
6 |
GOODYEAR TIRE + RUBBER COMPANY |
0 |
0 |
0 |
3 |
3 |
6 |
HI-G-TEK LTD. |
0 |
1 |
2 |
3 |
0 |
6 |
HUBBELL INCORPORATED |
1 |
2 |
1 |
1 |
1 |
6 |
INDIAN HEAD INDUSTRIES, INC. |
1 |
0 |
0 |
1 |
4 |
6 |
MCI COMMUNICATIONS CORP. |
1 |
3 |
1 |
1 |
0 |
6 |
NORTEL NETWORKS CORPORATION |
0 |
1 |
1 |
2 |
2 |
6 |
OKI ELECTRIC INDUSTRY CO., LTD. |
0 |
3 |
2 |
0 |
1 |
6 |
QUALCOMM, INC. |
2 |
0 |
2 |
1 |
1 |
6 |
RANCO INCORPORATED OF DELAWARE |
0 |
5 |
0 |
0 |
1 |
6 |
ROCKWELL TECHNOLOGIES, LLC |
0 |
0 |
0 |
6 |
0 |
6 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
1 |
0 |
0 |
4 |
1 |
6 |
SHIMANO INC. |
1 |
2 |
1 |
2 |
0 |
6 |
STMICROELECTRONICS S.A. |
0 |
1 |
0 |
1 |
4 |
6 |
TIME DOMAIN CORPORATION |
0 |
0 |
0 |
0 |
6 |
6 |
UNION SWITCH & SIGNAL INC. |
2 |
1 |
3 |
0 |
0 |
6 |
911 EMERGENCY PRODUCTS, INC. |
0 |
0 |
0 |
0 |
5 |
5 |
AGF MANUFACTURING, INC. |
1 |
0 |
1 |
2 |
1 |
5 |
ALCATEL |
0 |
0 |
1 |
2 |
2 |
5 |
ASPECT TELECOMMUNICATIONS CORPORATION |
1 |
0 |
3 |
1 |
0 |
5 |
AUDIOVOX CORPORATION |
4 |
0 |
0 |
1 |
0 |
5 |
B & G PLASTICS, INC. |
0 |
1 |
1 |
2 |
1 |
5 |
BRK BRANDS, INC. |
0 |
1 |
1 |
0 |
3 |
5 |
C & M TECHNOLOGY, INC. |
2 |
0 |
2 |
0 |
1 |
5 |
EASTMAN KODAK COMPANY |
3 |
1 |
1 |
0 |
0 |
5 |
EM MICROELECTRONIC-MARIN SA |
1 |
0 |
3 |
0 |
1 |
5 |
HEAT TIMER CORPORATION |
0 |
0 |
2 |
1 |
2 |
5 |
ILIFE SYSTEMS, INC. |
0 |
0 |
1 |
1 |
3 |
5 |
INTELLECTUAL PROPERTY DEVELOPMENT ASSOCIATES OF CONNECTICUT, INCORPORATED |
2 |
1 |
2 |
0 |
0 |
5 |
INTELLIGENT DEVICES, INC. |
1 |
0 |
1 |
3 |
0 |
5 |
ITRON, INC. |
0 |
3 |
0 |
1 |
1 |
5 |
KIEKERT AKTIENGESELLSCHAFT |
2 |
2 |
1 |
0 |
0 |
5 |
KUBOTA CORPORATION |
2 |
1 |
1 |
1 |
0 |
5 |
MAZDA MOTOR CORPORATION |
1 |
3 |
0 |
0 |
1 |
5 |
MICRON COMMUNICATIONS, INC. |
1 |
3 |
1 |
0 |
0 |
5 |
MICRON ELECTRONICS, INC. |
0 |
1 |
4 |
0 |
0 |
5 |
NIPPON SOKEN, INC. |
1 |
1 |
0 |
3 |
0 |
5 |
NORWEB PLC |
0 |
3 |
1 |
1 |
0 |
5 |
OMRON CORPORATION |
3 |
0 |
2 |
0 |
0 |
5 |
PHILIPS ELECTRONICS NORTH AMERICA CORP. |
1 |
2 |
0 |
2 |
0 |
5 |
ROSEMOUNT INC. |
2 |
1 |
0 |
1 |
1 |
5 |
SGS-THOMSON MICROELECTRONICS S.R.L. |
2 |
2 |
1 |
0 |
0 |
5 |
UNITED MICROELECTRONICS CORPORATION |
1 |
1 |
1 |
2 |
0 |
5 |
WESTINGHOUSE AIR BRAKE COMPANY |
0 |
3 |
0 |
2 |
0 |
5 |
WIRELESS ONLINE, INC. |
0 |
2 |
2 |
0 |
1 |
5 |
YOSEMITE INVESTMENT, INC. |
1 |
2 |
1 |
1 |
0 |
5 |