~Individually Owned Patent |
25 |
22 |
28 |
32 |
32 |
139 |
LUCENT TECHNOLOGIES INC. |
19 |
44 |
41 |
12 |
0 |
116 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
5 |
11 |
10 |
14 |
9 |
49 |
U.S. PHILIPS CORPORATION |
14 |
9 |
14 |
7 |
4 |
48 |
SONY CORPORATION |
3 |
7 |
5 |
13 |
19 |
47 |
SIEMENS AKTIENGESELLSCHAFT |
9 |
14 |
8 |
10 |
5 |
46 |
MURATA MANUFACTURING CO., LTD. |
1 |
8 |
12 |
13 |
9 |
43 |
TOSHIBA CORPORATION |
10 |
9 |
11 |
7 |
6 |
43 |
HITACHI, LTD |
7 |
4 |
6 |
8 |
16 |
41 |
SAMSUNG ELECTRONICS CO., LTD. |
9 |
16 |
4 |
6 |
5 |
40 |
GENERAL ELECTRIC COMPANY |
4 |
10 |
6 |
10 |
6 |
36 |
ASEA BROWN BOVERI AB |
4 |
12 |
6 |
4 |
6 |
32 |
DELTA ELECTRONICS INC. |
3 |
2 |
4 |
5 |
15 |
29 |
FUJI ELECTRIC CO., LTD. |
2 |
7 |
9 |
3 |
7 |
28 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
3 |
6 |
3 |
5 |
10 |
27 |
NEC CORPORATION |
8 |
7 |
4 |
3 |
5 |
27 |
ASTEC INTERNATIONAL, LTD. |
2 |
3 |
6 |
7 |
7 |
25 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
3 |
0 |
4 |
4 |
11 |
22 |
PHILIPS ELECTRONICS NORTH AMERICA CORP. |
6 |
5 |
5 |
2 |
3 |
21 |
ASEA BROWN BOVERI AKTIENGESELLSCHAFT |
6 |
10 |
2 |
2 |
0 |
20 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
0 |
0 |
20 |
20 |
STMICROELECTRONICS S.R.L. |
0 |
4 |
5 |
3 |
8 |
20 |
MOTOROLA, INC. |
3 |
4 |
6 |
2 |
4 |
19 |
SGS-THOMSON MICROELECTRONICS S.A. |
8 |
5 |
3 |
3 |
0 |
19 |
INTEL CORPORATION |
0 |
3 |
3 |
5 |
5 |
16 |
MATSUSHITA ELECTRIC WORKS, LTD. |
4 |
5 |
6 |
1 |
0 |
16 |
POWER INTEGRATIONS, INC. |
0 |
3 |
2 |
3 |
8 |
16 |
COMPAQ COMPUTER CORPORATION, INC. |
11 |
1 |
1 |
1 |
1 |
15 |
INTERNATIONAL RECTIFIER CORPORATION |
4 |
3 |
3 |
3 |
2 |
15 |
TEXAS INSTRUMENTS, INCORPORATED |
1 |
0 |
2 |
8 |
4 |
15 |
ALCATEL |
0 |
1 |
5 |
6 |
2 |
14 |
ERICSSON, INC. |
1 |
1 |
5 |
4 |
3 |
14 |
SANSHA ELECTRIC MANUFACTURING CO., LTD. |
4 |
4 |
2 |
3 |
1 |
14 |
TDK CORPORATION |
0 |
5 |
3 |
3 |
3 |
14 |
TELEFONAKTIEBOLAGET LM ERICSSON |
0 |
2 |
5 |
2 |
5 |
14 |
POWERWARE CORPORATION |
0 |
0 |
1 |
9 |
3 |
13 |
CANON KABUSHIKI KAISHA |
1 |
3 |
2 |
4 |
2 |
12 |
FUJITSU LIMITED |
3 |
0 |
1 |
4 |
4 |
12 |
DEUTSCHE THOMSON-BRANDT GMBH |
1 |
5 |
3 |
1 |
1 |
11 |
HEWLETT-PACKARD COMPANY |
3 |
3 |
1 |
1 |
3 |
11 |
LG ELECTRONICS INC. |
2 |
2 |
1 |
3 |
3 |
11 |
THOMSON CONSUMER ELECTRONICS, INC. |
6 |
5 |
0 |
0 |
0 |
11 |
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. |
3 |
2 |
2 |
2 |
1 |
10 |
INFINEON TECHNOLOGIES AG |
0 |
0 |
0 |
8 |
2 |
10 |
INTERNATIONAL POWER DEVICES, INC. |
3 |
3 |
2 |
2 |
0 |
10 |
NORTHROP GRUMMAN CORPORATION |
2 |
0 |
4 |
1 |
3 |
10 |
SANYO ELECTRIC CO., LTD. |
1 |
2 |
3 |
3 |
1 |
10 |
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC |
0 |
0 |
2 |
2 |
6 |
10 |
SGS-THOMSON MICROELECTRONICS S.R.L. |
6 |
3 |
1 |
0 |
0 |
10 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
3 |
1 |
2 |
2 |
2 |
10 |
DENSO CORPORATION |
1 |
2 |
2 |
4 |
0 |
9 |
GEC ALSTHOM TRANSPORT SA |
3 |
4 |
1 |
1 |
0 |
9 |
ROBERT BOSCH GMBH |
0 |
2 |
1 |
3 |
3 |
9 |
ROCKWELL TECHNOLOGIES, LLC |
0 |
0 |
2 |
6 |
1 |
9 |
SANKEN ELECTRIC COMPANY LIMITED |
1 |
0 |
1 |
2 |
5 |
9 |
SEIKO EPSON CORPORATION |
0 |
0 |
0 |
5 |
4 |
9 |
TOKO, INC. |
2 |
5 |
1 |
1 |
0 |
9 |
ALLEN BRADLEY COMPANY, LLC |
2 |
5 |
1 |
0 |
0 |
8 |
DELL PRODUCTS, L.P. |
2 |
1 |
2 |
3 |
0 |
8 |
ILLINOIS TOOL WORKS INC. |
1 |
2 |
2 |
2 |
1 |
8 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
3 |
5 |
0 |
0 |
0 |
8 |
KABUSHIKI KAISHA YASKAWA DENKI |
2 |
1 |
1 |
1 |
3 |
8 |
OTIS ELEVATOR COMPANY |
1 |
0 |
6 |
0 |
1 |
8 |
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH |
1 |
1 |
2 |
4 |
0 |
8 |
VLT CORPORATION |
3 |
1 |
1 |
2 |
1 |
8 |
AMERICAN SUPERCONDUCTOR CORPORATION |
3 |
1 |
0 |
0 |
3 |
7 |
FAIRCHILD SEMICONDUCTOR CORPORATION |
0 |
1 |
0 |
0 |
6 |
7 |
HUGHES ELECTRONICS CORP. |
0 |
1 |
3 |
3 |
0 |
7 |
RELIANCE ELECTRIC INDUSTRIAL COMPANY |
1 |
5 |
1 |
0 |
0 |
7 |
TECHNICAL WITTS, INC. |
0 |
0 |
2 |
2 |
3 |
7 |
THOMSON LICENSING S.A. |
0 |
0 |
4 |
2 |
1 |
7 |
ABB PATENT GMBH |
0 |
2 |
1 |
2 |
1 |
6 |
ACER PERIPHERALS, INC. |
2 |
2 |
0 |
2 |
0 |
6 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
0 |
1 |
4 |
0 |
1 |
6 |
FUNAI ELECTRIC CO., LTD. |
0 |
3 |
0 |
3 |
0 |
6 |
GENERAL MOTORS CORPORATION |
1 |
1 |
2 |
2 |
0 |
6 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
1 |
3 |
0 |
1 |
1 |
6 |
HONEYWELL INTERNATIONAL INC. |
0 |
0 |
0 |
5 |
1 |
6 |
IWATT, INC. |
0 |
0 |
0 |
2 |
4 |
6 |
NAGANO JAPAN RADIO CO., LTD. |
0 |
0 |
1 |
5 |
0 |
6 |
NATIONAL SEMICONDUCTOR CORPORATION |
1 |
1 |
1 |
2 |
1 |
6 |
POWER-ONE, INC. |
0 |
0 |
0 |
4 |
2 |
6 |
ROBICON CORPORATION |
0 |
2 |
1 |
2 |
1 |
6 |
VIRGINIA POWER TECHNOLOGIES, INC |
2 |
2 |
2 |
0 |
0 |
6 |
WISCONSIN ALUMNI RESEARCH FOUNDATION |
2 |
3 |
1 |
0 |
0 |
6 |
ABB INDUSTRY OY |
0 |
1 |
2 |
1 |
1 |
5 |
ARTESYN TECHNOLOGIES, INC. |
0 |
0 |
1 |
2 |
2 |
5 |
COMPUTER PRODUCTS, INC. |
1 |
2 |
2 |
0 |
0 |
5 |
CYPRESS SEMICONDUCTOR CORP. |
2 |
2 |
0 |
0 |
1 |
5 |
DIGITAL EQUIPMENT CORPORATION |
2 |
2 |
1 |
0 |
0 |
5 |
EATON CORPORATION |
0 |
4 |
1 |
0 |
0 |
5 |
FAIRCHILD KOREA SEMICONDUCTOR, LTD. |
0 |
0 |
2 |
2 |
1 |
5 |
FIDELIX Y.K. |
0 |
0 |
2 |
1 |
2 |
5 |
LINFINITY MICROELECTRONICS, INC. |
0 |
1 |
0 |
3 |
1 |
5 |
OKI ELECTRIC INDUSTRY CO., LTD. |
1 |
1 |
1 |
2 |
0 |
5 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
1 |
1 |
1 |
1 |
1 |
5 |
STMICROELECTRONICS S.A. |
0 |
0 |
2 |
1 |
2 |
5 |
SUNDSTRAND CORPORATION |
3 |
2 |
0 |
0 |
0 |
5 |
UNIVERSITY OF HONG KONG |
0 |
0 |
1 |
0 |
4 |
5 |
YOKOGAWA ELECTRIC CORP. |
0 |
1 |
1 |
2 |
1 |
5 |