MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
39 |
52 |
35 |
68 |
65 |
259 |
SANYO ELECTRIC CO., LTD. |
18 |
36 |
55 |
49 |
32 |
190 |
~Individually Owned Patent |
27 |
28 |
25 |
40 |
16 |
136 |
SONY CORPORATION |
11 |
10 |
25 |
23 |
30 |
99 |
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
6 |
7 |
11 |
29 |
45 |
98 |
WILSON GREATBATCH LTD. |
16 |
15 |
16 |
27 |
19 |
93 |
GENERAL MOTORS CORPORATION |
7 |
8 |
22 |
24 |
30 |
91 |
PLUG POWER INC. |
9 |
17 |
19 |
18 |
15 |
78 |
EVEREADY BATTERY COMPANY, INC. |
11 |
30 |
11 |
14 |
8 |
74 |
SAMSUNG SDI CO., LTD. |
0 |
8 |
20 |
24 |
22 |
74 |
BALLARD POWER SYSTEMS INC. |
11 |
9 |
13 |
20 |
17 |
70 |
UTC FUEL CELLS, LLC |
0 |
0 |
23 |
20 |
25 |
68 |
GILLETTE COMPANY |
2 |
13 |
21 |
10 |
14 |
60 |
TOSHIBA CORPORATION |
8 |
9 |
12 |
11 |
15 |
55 |
MOTOROLA, INC. |
21 |
6 |
9 |
5 |
11 |
52 |
JAPAN STORAGE BATTERY COMPANY LIMITED |
9 |
9 |
16 |
10 |
7 |
51 |
TOYOTA JIDOSHA K.K. |
8 |
8 |
7 |
14 |
14 |
51 |
ALCATEL |
10 |
14 |
14 |
6 |
5 |
49 |
DELPHI TECHNOLOGIES, INC. |
3 |
4 |
9 |
11 |
19 |
46 |
MITSUBISHI DENKI KABUSHIKI KAISHA |
3 |
7 |
16 |
8 |
7 |
41 |
VALENCE TECHNOLOGY, INC. |
12 |
8 |
9 |
5 |
7 |
41 |
NISSAN MOTOR COMPANY, LIMITED |
0 |
2 |
7 |
15 |
14 |
38 |
REVEO, INC. |
0 |
11 |
13 |
11 |
2 |
37 |
3M INNOVATIVE PROPERTIES COMPANY |
8 |
8 |
5 |
7 |
5 |
33 |
SIEMENS AKTIENGESELLSCHAFT |
12 |
7 |
2 |
9 |
1 |
31 |
INTERNATIONAL FUEL CELLS, LLC |
10 |
18 |
1 |
0 |
1 |
30 |
MITSUBISHI CHEMICAL CORPORATION |
9 |
8 |
3 |
6 |
2 |
28 |
OVONIC BATTERY COMPANY, INC. |
3 |
3 |
9 |
9 |
4 |
28 |
SAMSUNG DISPLAY DEVICES CO., LTD. |
5 |
12 |
7 |
2 |
2 |
28 |
BALLARD POWER SYSTEMS AG |
0 |
0 |
0 |
17 |
10 |
27 |
MOLTECH CORPORATION |
3 |
11 |
7 |
3 |
3 |
27 |
NEC CORPORATION |
4 |
10 |
7 |
1 |
5 |
27 |
CALIFORNIA INSTITUTE OF TECHNOLOGY |
3 |
7 |
8 |
1 |
5 |
24 |
CANON KABUSHIKI KAISHA |
3 |
5 |
7 |
6 |
2 |
23 |
NGK INSULATORS LTD. |
2 |
3 |
9 |
4 |
5 |
23 |
RAY-O-VAC CORPORATION |
6 |
10 |
4 |
2 |
1 |
23 |
UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
3 |
4 |
2 |
3 |
11 |
23 |
AER ENERGY RESOURCES, INC. |
5 |
8 |
8 |
1 |
0 |
22 |
ENSCI INCORPORATED |
1 |
4 |
1 |
9 |
4 |
19 |
MICRON TECHNOLOGY, INC. |
7 |
7 |
3 |
2 |
0 |
19 |
SIEMENS WESTINGHOUSE POWER CORPORATION |
3 |
4 |
5 |
4 |
2 |
18 |
DURACELL INC. |
11 |
4 |
0 |
1 |
1 |
17 |
HITACHI, LTD |
2 |
4 |
5 |
3 |
2 |
16 |
TOYO KOHAN CO., LTD. |
1 |
5 |
5 |
2 |
3 |
16 |
AISIN SEIKI KABUSHIKI KAISHA |
2 |
3 |
4 |
5 |
1 |
15 |
ENERGY CONVERSION DEVICES, INC. |
0 |
2 |
3 |
6 |
4 |
15 |
FUJI PHOTO FILM CO., LTD |
6 |
4 |
2 |
1 |
2 |
15 |
GNB TECHNOLOGIES, INC. |
6 |
5 |
4 |
0 |
0 |
15 |
JOHNSON CONTROLS TECHNOLOGY COMPANY |
3 |
9 |
3 |
0 |
0 |
15 |
TOSHIBA BATTERY CO., LTD. |
1 |
3 |
5 |
6 |
0 |
15 |
CELGARD INC. |
4 |
3 |
4 |
0 |
3 |
14 |
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
2 |
2 |
6 |
1 |
3 |
14 |
POLYPLUS BATTERY COMPANY, INC. |
4 |
4 |
3 |
2 |
1 |
14 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
0 |
0 |
0 |
5 |
8 |
13 |
HYBRID POWER GENERATION SYSTEMS, LLC |
0 |
0 |
1 |
8 |
4 |
13 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
1 |
1 |
3 |
4 |
4 |
13 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
1 |
5 |
3 |
4 |
0 |
13 |
MTI MICROFUEL CELLS, INC. |
0 |
0 |
0 |
4 |
9 |
13 |
NISSHINBO INDUSTRIES, INC. |
0 |
1 |
5 |
2 |
5 |
13 |
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. |
3 |
1 |
5 |
1 |
3 |
13 |
HYDRO-QUEBEC |
2 |
4 |
3 |
1 |
2 |
12 |
NEC TOKIN CORPORATION |
0 |
0 |
3 |
4 |
5 |
12 |
UBE INDUSTRIES LTD. |
3 |
0 |
5 |
3 |
1 |
12 |
ALPS ELECTRIC CO., LTD. |
2 |
6 |
2 |
1 |
0 |
11 |
C&D/CHARTER HOLDINGS, INC. |
0 |
3 |
3 |
3 |
2 |
11 |
GRAFTECH INC. |
0 |
0 |
4 |
7 |
0 |
11 |
HITACHI MAXELL, LTD. |
2 |
0 |
2 |
4 |
3 |
11 |
HYDROGENICS CORPORATION |
0 |
0 |
1 |
2 |
8 |
11 |
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO |
4 |
2 |
2 |
2 |
1 |
11 |
MEDTRONIC INC. |
6 |
3 |
1 |
1 |
0 |
11 |
TDK CORPORATION |
1 |
3 |
3 |
3 |
1 |
11 |
DENSO CORPORATION |
4 |
1 |
1 |
2 |
2 |
10 |
FORSCHUNGSZENTRUM JULICH GMBH |
2 |
3 |
2 |
2 |
1 |
10 |
IDATECH LLC |
0 |
1 |
5 |
1 |
3 |
10 |
PROTON ENERGY SYSTEMS, INC. |
0 |
0 |
1 |
2 |
7 |
10 |
QUALLION, LLC |
1 |
1 |
0 |
3 |
5 |
10 |
SULZER HEXIS AG |
0 |
6 |
1 |
1 |
2 |
10 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
4 |
2 |
2 |
0 |
2 |
10 |
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY |
4 |
0 |
4 |
2 |
0 |
10 |
AVISTA LABORATORIES, INC. |
0 |
1 |
4 |
2 |
2 |
9 |
DANIONICS A/S |
1 |
3 |
2 |
2 |
1 |
9 |
FUELCELL ENERGY, INC. |
0 |
0 |
5 |
3 |
1 |
9 |
MOLTECH POWER SYSTEMS, INC. |
2 |
3 |
4 |
0 |
0 |
9 |
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
5 |
0 |
2 |
1 |
1 |
9 |
SHIN ETSU CHEMICAL CO., LTD. |
2 |
4 |
0 |
0 |
3 |
9 |
SHOWA DENKO KABUSHIKI KAISHA |
1 |
2 |
1 |
2 |
3 |
9 |
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA |
1 |
1 |
4 |
2 |
1 |
9 |
U.S. PHILIPS CORPORATION |
6 |
1 |
2 |
0 |
0 |
9 |
VARTA BATTERIE A.G. |
6 |
3 |
0 |
0 |
0 |
9 |
BLACK & DECKER INC. |
0 |
1 |
2 |
5 |
0 |
8 |
DARAMIC, INC. |
2 |
0 |
2 |
1 |
3 |
8 |
FMC CORPORATION |
3 |
2 |
0 |
2 |
1 |
8 |
INTERNATIONAL FUEL CELLS CORPORATION |
5 |
3 |
0 |
0 |
0 |
8 |
JAPAN VILENE COMPANY LTD. |
2 |
1 |
3 |
2 |
0 |
8 |
KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY |
0 |
1 |
2 |
1 |
4 |
8 |
LYNNTECH, INC. |
3 |
1 |
3 |
0 |
1 |
8 |
MURATA MANUFACTURING CO., LTD. |
1 |
6 |
0 |
1 |
0 |
8 |
YAZAKI CORP. |
3 |
2 |
0 |
1 |
2 |
8 |
ZINC MATRIX POWER, INC. |
0 |
0 |
1 |
4 |
3 |
8 |
ASAHI GLASS COMPANY, LTD. |
1 |
1 |
0 |
2 |
3 |
7 |
BASF AKTIENGESELLSCHAFT |
0 |
0 |
2 |
1 |
4 |
7 |
CORNING INCORPORATED |
1 |
1 |
1 |
4 |
0 |
7 |
DOW CHEMICAL COMPANY |
3 |
3 |
0 |
1 |
0 |
7 |
FUJITSU LIMITED |
2 |
1 |
1 |
2 |
1 |
7 |
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN |
0 |
2 |
3 |
0 |
2 |
7 |
JOHNSON MATTHEY PUBLIC LIMITED COMPANY |
2 |
1 |
1 |
2 |
1 |
7 |
KAO KABUSHIKI KAISHA (KAO CORPORATION) |
1 |
2 |
3 |
0 |
1 |
7 |
KATAYAMA SPECIAL INDUSTRIES, LTD. |
1 |
0 |
4 |
0 |
2 |
7 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
0 |
0 |
3 |
2 |
2 |
7 |
LUCENT TECHNOLOGIES INC. |
2 |
4 |
0 |
1 |
0 |
7 |
METALLIC POWER, INC. |
2 |
1 |
0 |
0 |
4 |
7 |
MITSUBISHI MATERIALS CORPORATION |
2 |
1 |
0 |
3 |
1 |
7 |
SRI INTERNATIONAL |
2 |
2 |
1 |
1 |
1 |
7 |
UNITED STATES OF AMERICA, ARMY |
0 |
2 |
2 |
2 |
1 |
7 |
BROOKHAVEN SCIENCE ASSOCIATES LLC |
2 |
2 |
1 |
1 |
0 |
6 |
DAIKIN INDUSTRIES LIMITED |
1 |
2 |
2 |
0 |
1 |
6 |
DE NORA S.P.A. |
4 |
0 |
1 |
0 |
1 |
6 |
E. I. DU PONT DE NEMOURS AND COMPANY |
2 |
1 |
0 |
0 |
3 |
6 |
ELECTRIC FUEL LIMITED |
2 |
1 |
1 |
2 |
0 |
6 |
FORD GLOBAL TECHNOLOGIES, INC. |
1 |
2 |
3 |
0 |
0 |
6 |
H-POWER CORP. |
3 |
0 |
0 |
0 |
3 |
6 |
HUGHES ELECTRONICS CORP. |
4 |
1 |
1 |
0 |
0 |
6 |
KABUSHIKIKAISHA EQUOS RESEARCH CO., LTD. |
0 |
2 |
1 |
2 |
1 |
6 |
NGK SPARK PLUG CO., LTD. |
0 |
1 |
1 |
2 |
2 |
6 |
POWERGENIX SYSTEMS, INC. |
0 |
0 |
0 |
0 |
6 |
6 |
SAFT-SOCIETE DES ACCUMULATEURS FIXES ET DE TRACTION |
5 |
0 |
1 |
0 |
0 |
6 |
SEIKO INSTRUMENTS INC. |
1 |
0 |
2 |
3 |
0 |
6 |
SHIN KOBE ELECTRIC MACHINERY CO., LTD. |
0 |
0 |
1 |
2 |
3 |
6 |
SPACE SYSTEMS/LORAL, INC. |
0 |
5 |
1 |
0 |
0 |
6 |
TECHNOLOGY MANAGEMENT, INC. |
0 |
1 |
4 |
0 |
1 |
6 |
TELCORDIA TECHNOLOGIES, INC. |
2 |
0 |
3 |
1 |
0 |
6 |
TELEFONAKTIEBOLAGET LM ERICSSON |
0 |
0 |
3 |
3 |
0 |
6 |
UNITED STATES OF AMERICA, NAVY |
0 |
2 |
1 |
0 |
3 |
6 |
UNIVERSITY OF CHICAGO |
1 |
1 |
0 |
1 |
3 |
6 |
WILSON GREATBATCH TECHNOLOGIES, INC. |
0 |
0 |
0 |
1 |
5 |
6 |
YUASA CORPORATION |
1 |
1 |
1 |
2 |
1 |
6 |
ACCUMULATORENWERKE HOPPECKE CARL ZOELLNER & SOHN GMBH & CO. |
1 |
0 |
1 |
2 |
1 |
5 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
3 |
1 |
0 |
0 |
1 |
5 |
ASIA PACIFIC FUEL CELL TECHNOLOGIES, LTD. |
0 |
0 |
0 |
1 |
4 |
5 |
CONCORDE BATTERY CORPORATION |
0 |
1 |
2 |
2 |
0 |
5 |
KUREHA KAGAKU KOGYO K.K. |
0 |
2 |
1 |
1 |
1 |
5 |
LITHIUM POWER TECHNOLOGIES, INC. |
0 |
0 |
1 |
3 |
1 |
5 |
LITHIUM TECHNOLOGY CORPORATION |
1 |
3 |
1 |
0 |
0 |
5 |
MANHATTAN SCIENTIFICS, INC. |
0 |
1 |
0 |
2 |
2 |
5 |
MICROCELL CORPORATION |
0 |
0 |
5 |
0 |
0 |
5 |
MITSUI MINING + SMELTING CO., LTD. |
0 |
0 |
3 |
0 |
2 |
5 |
NANOGRAM CORPORATION |
1 |
1 |
1 |
1 |
1 |
5 |
NEC MOBILE ENERGY CORPORATION |
0 |
0 |
1 |
2 |
2 |
5 |
NOKIA MOBILE PHONES LTD. |
1 |
0 |
2 |
1 |
1 |
5 |
RAMOT UNIVERSITY AUTHORITY FOR APPLIED RESEARCH AND INDUSTRIAL DEVELOPMENT LIMITED |
0 |
2 |
3 |
0 |
0 |
5 |
RELION, INC. |
0 |
0 |
0 |
0 |
5 |
5 |
XCELLSIS GMBH |
0 |
3 |
2 |
0 |
0 |
5 |