~Individually Owned Patent |
71 |
70 |
61 |
88 |
59 |
349 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
38 |
56 |
36 |
50 |
50 |
230 |
DENSO CORPORATION |
28 |
27 |
38 |
44 |
40 |
177 |
MURATA MANUFACTURING CO., LTD. |
36 |
38 |
28 |
49 |
21 |
172 |
GENERAL ELECTRIC COMPANY |
32 |
40 |
35 |
35 |
20 |
162 |
ROBERT BOSCH GMBH |
30 |
25 |
25 |
37 |
29 |
146 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
24 |
21 |
21 |
38 |
27 |
131 |
HITACHI, LTD |
16 |
22 |
18 |
26 |
18 |
100 |
ASMO CO., LTD. |
17 |
15 |
16 |
31 |
18 |
97 |
SIEMENS AKTIENGESELLSCHAFT |
20 |
10 |
12 |
21 |
24 |
87 |
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) |
10 |
9 |
9 |
25 |
32 |
85 |
CANON KABUSHIKI KAISHA |
21 |
11 |
7 |
15 |
21 |
75 |
NGK INSULATORS LTD. |
9 |
24 |
13 |
6 |
13 |
65 |
SUNONWEALTH ELECTRIC MACHINE INDUSTRY CO., LTD. |
4 |
12 |
12 |
21 |
6 |
55 |
SANKYO SEIKI MFG. CO., LTD. |
10 |
9 |
11 |
10 |
12 |
52 |
MINOLTA CAMERA CO., LTD. |
16 |
10 |
7 |
12 |
6 |
51 |
SEIKO EPSON CORPORATION |
6 |
8 |
13 |
13 |
11 |
51 |
SEIKO INSTRUMENTS INC. |
12 |
16 |
9 |
7 |
4 |
48 |
VISTEON GLOBAL TECHNOLOGIES, INC. |
6 |
4 |
4 |
19 |
13 |
46 |
EMERSON ELECTRIC CO. |
8 |
4 |
6 |
18 |
9 |
45 |
NIKON CORPORATION |
13 |
12 |
4 |
4 |
8 |
41 |
TOSHIBA CORPORATION |
9 |
6 |
9 |
14 |
3 |
41 |
NISSAN MOTOR COMPANY, LIMITED |
2 |
7 |
5 |
9 |
17 |
40 |
HONEYWELL INTERNATIONAL INC. |
8 |
4 |
7 |
9 |
11 |
39 |
DELPHI TECHNOLOGIES, INC. |
4 |
9 |
8 |
14 |
3 |
38 |
LG ELECTRONICS INC. |
3 |
3 |
3 |
11 |
18 |
38 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. |
5 |
8 |
12 |
9 |
3 |
37 |
SEAGATE TECHNOLOGY, LLC |
5 |
3 |
8 |
5 |
12 |
33 |
SIEMENS WESTINGHOUSE POWER CORPORATION |
5 |
8 |
6 |
6 |
7 |
32 |
AGILENT TECHNOLOGIES, INC. |
3 |
3 |
4 |
4 |
17 |
31 |
JAPAN SERVO CO., LTD. |
5 |
2 |
7 |
11 |
5 |
30 |
SANYO ELECTRIC CO., LTD. |
5 |
10 |
1 |
7 |
4 |
27 |
BLACK & DECKER INC. |
2 |
1 |
6 |
9 |
8 |
26 |
TOKYO PARTS INDUSTRIAL CO., LTD. |
3 |
6 |
7 |
5 |
4 |
25 |
RELIANCE ELECTRIC TECHNOLOGIES, LLC |
7 |
2 |
7 |
5 |
3 |
24 |
ASEA BROWN BOVERI AB |
0 |
5 |
2 |
9 |
7 |
23 |
VALEO EQUIPEMENTS ELECTRIQUES MOTEUR |
4 |
7 |
1 |
4 |
7 |
23 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
2 |
2 |
4 |
5 |
9 |
22 |
JOHNSON ELECTRIC S.A. |
1 |
0 |
4 |
7 |
10 |
22 |
TDK CORPORATION |
7 |
7 |
3 |
2 |
3 |
22 |
UNITED STATES OF AMERICA, NAVY |
4 |
5 |
3 |
8 |
2 |
22 |
MABUCHI MOTOR CO., LTD |
3 |
4 |
2 |
7 |
4 |
20 |
DELTA ELECTRONICS INC. |
3 |
1 |
2 |
8 |
5 |
19 |
WAVECREST LABORATORIES, LLC |
0 |
2 |
1 |
10 |
6 |
19 |
MITSUBA CORPORATION |
2 |
5 |
1 |
6 |
4 |
18 |
SRI INTERNATIONAL |
0 |
2 |
5 |
6 |
5 |
18 |
AMERICAN SUPERCONDUCTOR CORPORATION |
1 |
3 |
2 |
7 |
4 |
17 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
3 |
7 |
3 |
4 |
17 |
SAMSUNG ELECTRONICS CO., LTD. |
5 |
2 |
4 |
5 |
1 |
17 |
EBARA CORPORATION |
3 |
4 |
5 |
3 |
1 |
16 |
KABUSHIKI KAISHA MORIC |
0 |
0 |
5 |
9 |
2 |
16 |
MANNESMANN SACHS AG |
2 |
7 |
5 |
2 |
0 |
16 |
ALPS ELECTRIC CO., LTD. |
6 |
2 |
2 |
4 |
1 |
15 |
ANORAD CORP. |
2 |
2 |
1 |
6 |
4 |
15 |
FUJITSU LIMITED |
3 |
5 |
3 |
3 |
1 |
15 |
SANDIA CORPORATION |
5 |
3 |
4 |
2 |
1 |
15 |
VALEO ELECTRICAL SYSTEMS, INC. |
3 |
2 |
4 |
4 |
2 |
15 |
KOYO SEIKO COMPANY, LTD. |
2 |
3 |
2 |
2 |
5 |
14 |
NEC CORPORATION |
10 |
2 |
1 |
0 |
1 |
14 |
NIDEC CORPORATION |
4 |
2 |
0 |
4 |
4 |
14 |
INTEL CORPORATION |
0 |
4 |
1 |
6 |
2 |
13 |
A. O. SMITH CORPORATION |
1 |
2 |
1 |
2 |
6 |
12 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
2 |
5 |
1 |
3 |
1 |
12 |
MATSUSHITA ELECTRIC WORKS, LTD. |
0 |
1 |
1 |
5 |
5 |
12 |
MIRAE CORPORATION |
2 |
4 |
3 |
3 |
0 |
12 |
SIEMENS VDO AUTOMOTIVE, INC. |
0 |
0 |
1 |
7 |
4 |
12 |
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. |
2 |
5 |
3 |
1 |
1 |
12 |
CATERPILLAR INC. |
1 |
3 |
2 |
4 |
1 |
11 |
CTS CORPORATION |
7 |
3 |
0 |
1 |
0 |
11 |
FANUC LTD. |
3 |
2 |
0 |
3 |
3 |
11 |
IOLON, INC. |
2 |
2 |
2 |
2 |
3 |
11 |
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION |
1 |
1 |
1 |
5 |
3 |
11 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
1 |
1 |
1 |
6 |
1 |
10 |
MANNESMANN VDO AG |
3 |
3 |
3 |
1 |
0 |
10 |
NDK, NIHON DEMPA KOGYO COMPANY, LTD. |
1 |
0 |
1 |
2 |
6 |
10 |
SONY CORPORATION |
4 |
1 |
3 |
2 |
0 |
10 |
VIKING TECHNOLOGIES, L.C. |
0 |
0 |
1 |
4 |
5 |
10 |
ALSTOM TECHNOLOGY LTD |
0 |
0 |
0 |
4 |
5 |
9 |
BEI TECHNOLOGIES INC. |
1 |
0 |
1 |
4 |
3 |
9 |
BOEING COMPANY |
3 |
0 |
1 |
2 |
3 |
9 |
EATON CORPORATION |
1 |
2 |
2 |
2 |
2 |
9 |
FACE INTERNATIONAL CORP. |
4 |
3 |
1 |
1 |
0 |
9 |
GENERAL ELECTRIC CANADA INC. |
2 |
0 |
1 |
2 |
4 |
9 |
MEMX, INC. |
0 |
0 |
0 |
5 |
4 |
9 |
MERITOR LIGHT VEHICLE SYSTEMS-FRANCE |
3 |
1 |
2 |
2 |
1 |
9 |
MOTEURS LEROY-SOMER |
0 |
1 |
2 |
3 |
3 |
9 |
NSK LIMITED |
3 |
0 |
2 |
0 |
4 |
9 |
PIEZOMOTORS UPPSALA AB |
1 |
3 |
1 |
2 |
2 |
9 |
PRECISION MOTORS DEUTSCHE MINEBEA GMBH |
1 |
3 |
3 |
2 |
0 |
9 |
TAMAGAWA SEIKI KABUSHIKI KAISHA |
1 |
1 |
0 |
4 |
3 |
9 |
ACUSON CORPORATION |
1 |
6 |
1 |
0 |
0 |
8 |
CITIZEN WATCH CO., LTD. |
3 |
1 |
1 |
3 |
0 |
8 |
HAMILTON SUNDSTRAND CORPORATION |
3 |
2 |
1 |
2 |
0 |
8 |
INDIGO ENERGY, INC. |
0 |
0 |
4 |
4 |
0 |
8 |
KABUSHIKI KAISHA YASKAWA DENKI |
0 |
2 |
1 |
4 |
1 |
8 |
MEASUREMENT SPECIALTIES, INC. |
3 |
3 |
1 |
1 |
0 |
8 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
1 |
1 |
2 |
2 |
2 |
8 |
UNIVERSITY OF MICHIGAN |
1 |
1 |
3 |
1 |
2 |
8 |
VICTOR COMPANY OF JAPAN, LIMITED |
1 |
0 |
2 |
2 |
3 |
8 |
AISIN AW CO., LTD. |
0 |
0 |
1 |
5 |
1 |
7 |
ASKOLL HOLDING S.R.L. |
0 |
3 |
1 |
1 |
2 |
7 |
BRIGGS + STRATTON CORPORATION |
1 |
1 |
2 |
2 |
1 |
7 |
CAMCO INTERNATIONAL INC. |
5 |
2 |
0 |
0 |
0 |
7 |
ELECTRIC BOAT CORPORATION |
0 |
2 |
3 |
0 |
2 |
7 |
EMPRESA BRAZILEIRA DE COMPRESSORES S/A EMBRACO |
1 |
4 |
0 |
2 |
0 |
7 |
FESTO AG & CO. |
1 |
1 |
0 |
4 |
1 |
7 |
FORD GLOBAL TECHNOLOGIES, INC. |
2 |
4 |
1 |
0 |
0 |
7 |
NIPPON THOMPSON CO., LTD. |
1 |
1 |
2 |
1 |
2 |
7 |
OKUMA CORP. |
4 |
1 |
0 |
1 |
1 |
7 |
PENN STATE RESEARCH FOUNDATION, INC. |
5 |
1 |
1 |
0 |
0 |
7 |
TAIYO YUDEN CO., LTD. |
1 |
5 |
0 |
1 |
0 |
7 |
TEXAS INSTRUMENTS, INCORPORATED |
0 |
1 |
3 |
2 |
1 |
7 |
ACTIVE CONTROL EXPERTS, INC. |
2 |
4 |
0 |
0 |
0 |
6 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
3 |
2 |
1 |
0 |
0 |
6 |
ENCAP MOTOR CORPORATION |
1 |
2 |
1 |
1 |
1 |
6 |
GENERAL MOTORS CORPORATION |
1 |
0 |
0 |
5 |
0 |
6 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
0 |
0 |
1 |
4 |
1 |
6 |
HILTI AKTIENGESELLSCHAFT |
1 |
2 |
1 |
1 |
1 |
6 |
INFINEON TECHNOLOGIES AG |
0 |
0 |
2 |
1 |
3 |
6 |
JDS UNIPHASE INC. |
6 |
0 |
0 |
0 |
0 |
6 |
KYOCERA CORPORATION |
1 |
2 |
0 |
1 |
2 |
6 |
LUCENT TECHNOLOGIES INC. |
3 |
0 |
0 |
1 |
2 |
6 |
MASSACHUSETTS INSTITUTE OF TECHNOLOGY |
4 |
0 |
1 |
1 |
0 |
6 |
MOHAWK INNOVATIVE TECHNOLOGY, INC. |
2 |
1 |
0 |
2 |
1 |
6 |
MOTOROLA, INC. |
3 |
1 |
1 |
1 |
0 |
6 |
NAMIKI SEIMITSU HOSEKI KABUSHIKI KAISHA |
0 |
1 |
0 |
2 |
3 |
6 |
NANOMOTION LTD. |
0 |
1 |
2 |
1 |
2 |
6 |
OCEAN POWER TECHNOLOGIES, INC. |
2 |
2 |
2 |
0 |
0 |
6 |
SULZER ELECTRONICS AG |
5 |
1 |
0 |
0 |
0 |
6 |
TAIHEIYO CEMENT CORPORATION |
3 |
1 |
0 |
0 |
2 |
6 |
TRI-TECH INC. |
2 |
1 |
2 |
1 |
0 |
6 |
TRW INC. |
5 |
1 |
0 |
0 |
0 |
6 |
UT-BATTELLE, LLC |
0 |
0 |
1 |
2 |
3 |
6 |
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. |
0 |
0 |
4 |
2 |
0 |
6 |
ALLIED-SIGNAL INC. |
3 |
1 |
1 |
0 |
0 |
5 |
ALSTOM |
0 |
2 |
1 |
1 |
1 |
5 |
AMETEK, INC. |
0 |
1 |
0 |
4 |
0 |
5 |
ASML NETHERLANDS B.V. |
0 |
0 |
0 |
1 |
4 |
5 |
BOREALIS TECHNICAL INCORPORATED LIMITED |
1 |
0 |
1 |
1 |
2 |
5 |
CALSONIC KANSEI CORPORATION |
2 |
0 |
2 |
1 |
0 |
5 |
CAPSTONE TURBINE CORPORATION |
1 |
1 |
2 |
1 |
0 |
5 |
CONCEPTION ET DEVELOPMENT MICHELIN S.A. |
0 |
1 |
1 |
1 |
2 |
5 |
DATA STORAGE INSTITUTE |
0 |
0 |
3 |
2 |
0 |
5 |
GENERAL ATOMIC COMPANY |
1 |
1 |
1 |
0 |
2 |
5 |
GSI LUMONICS CORPORATION |
0 |
3 |
0 |
2 |
0 |
5 |
HARRIS CORP. |
0 |
1 |
1 |
3 |
0 |
5 |
HITACHI METALS LTD. |
2 |
1 |
1 |
1 |
0 |
5 |
HIWIN MIKROSYSTEM CORP. |
0 |
1 |
1 |
2 |
1 |
5 |
KOKUSAN DENKI CO., LTD |
0 |
0 |
1 |
3 |
1 |
5 |
LOCKHEED MARTIN CORPORATION |
1 |
1 |
0 |
1 |
2 |
5 |
MAGNET-MOTOR GESELLSCHAFT FUR MAGNETMOTORISCHETECHNIK MBH |
0 |
2 |
0 |
2 |
1 |
5 |
NIDEC COPAL CORPORATION |
0 |
0 |
0 |
3 |
2 |
5 |
NTN CORPORATION |
2 |
1 |
0 |
1 |
1 |
5 |
PAPST-MOTOREN KG |
2 |
1 |
2 |
0 |
0 |
5 |
PETERSEN TECHNOLOGY CORPORATION |
0 |
1 |
2 |
2 |
0 |
5 |
PIEDEK TECHNICAL LABORATORY |
0 |
0 |
1 |
3 |
1 |
5 |
PRATT & WHITNEY CANADA CORP. |
1 |
0 |
1 |
0 |
3 |
5 |
PRODUCT SYSTEMS INCORPORATED |
2 |
0 |
0 |
1 |
2 |
5 |
PTS CORPORATION |
0 |
0 |
0 |
2 |
3 |
5 |
ROCKWELL SCIENTIFIC LICENSING, LLC |
0 |
0 |
0 |
3 |
2 |
5 |
ROLLS-ROYCE PLC |
1 |
1 |
0 |
3 |
0 |
5 |
SHIN ETSU CHEMICAL CO., LTD. |
1 |
0 |
2 |
2 |
0 |
5 |
SODICK CO., LTD. |
0 |
0 |
3 |
0 |
2 |
5 |
THOMSON-CSF |
1 |
3 |
1 |
0 |
0 |
5 |
TURBO GENSET CO, LTD. |
1 |
2 |
0 |
2 |
0 |
5 |
VALEO MANDO ELECTRICAL SYSTEMS KOREA LIMITED |
0 |
1 |
2 |
2 |
0 |
5 |
VALEO SYSTEMES D'ESSUYAGE |
1 |
1 |
1 |
2 |
0 |
5 |
WILO GMBH |
3 |
2 |
0 |
0 |
0 |
5 |