| ~INDIVIDUALLY OWNED PATENT |
83 |
91 |
82 |
115 |
63 |
434 |
| GENERAL ELECTRIC COMPANY |
74 |
54 |
67 |
76 |
56 |
327 |
| TOYOTA JIDOSHA K.K. |
24 |
30 |
34 |
37 |
30 |
155 |
| FORD GLOBAL TECHNOLOGIES, L.L.C. |
23 |
39 |
23 |
43 |
20 |
148 |
| HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) |
23 |
33 |
24 |
23 |
17 |
120 |
| HITACHI, LTD |
27 |
21 |
18 |
38 |
10 |
114 |
| HONEYWELL INTERNATIONAL INC. |
16 |
26 |
19 |
25 |
23 |
109 |
| NISSAN MOTOR COMPANY, LIMITED |
17 |
19 |
20 |
32 |
16 |
104 |
| ROBERT BOSCH GMBH |
14 |
16 |
32 |
27 |
11 |
100 |
| CATERPILLAR INC. |
27 |
15 |
14 |
9 |
25 |
90 |
| UNITED TECHNOLOGIES CORPORATION |
10 |
12 |
15 |
31 |
17 |
85 |
| SIEMENS AKTIENGESELLSCHAFT |
15 |
17 |
22 |
20 |
7 |
81 |
| MITSUBISHI HEAVY INDUSTRIES, LTD. |
22 |
18 |
25 |
9 |
5 |
79 |
| ALSTOM TECHNOLOGY LTD |
0 |
26 |
14 |
22 |
9 |
71 |
| DAIMLER-CHRYSLER AKTIENGESELLSCHAFT |
24 |
15 |
8 |
11 |
12 |
70 |
| HYDRO-GEAR LIMITED PARTNERSHIP |
7 |
13 |
13 |
20 |
17 |
70 |
| DENSO CORPORATION |
6 |
7 |
14 |
19 |
21 |
67 |
| PRATT & WHITNEY CANADA CORP. |
12 |
10 |
9 |
19 |
12 |
62 |
| ROLLS-ROYCE PLC |
9 |
11 |
10 |
18 |
13 |
61 |
| BOEING COMPANY |
10 |
18 |
16 |
8 |
4 |
56 |
| SNECMA MOTEURS |
11 |
12 |
8 |
12 |
11 |
54 |
| GENERAL MOTORS CORPORATION |
3 |
3 |
14 |
18 |
7 |
45 |
| SIEMENS WESTINGHOUSE POWER CORPORATION |
8 |
19 |
13 |
5 |
0 |
45 |
| POWER SYSTEMS MFG., LLC |
5 |
10 |
12 |
5 |
3 |
35 |
| ISUZU MOTORS LIMITED |
1 |
6 |
12 |
8 |
6 |
33 |
| DELPHI TECHNOLOGIES, INC. |
7 |
6 |
7 |
6 |
6 |
32 |
| KOMATSU LTD. |
10 |
4 |
8 |
8 |
1 |
31 |
| MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA |
4 |
11 |
9 |
3 |
4 |
31 |
| FORD GLOBAL TECHNOLOGIES, INC. |
22 |
1 |
1 |
0 |
0 |
24 |
| DEERE + COMPANY |
4 |
2 |
3 |
8 |
6 |
23 |
| SIEMENS POWER GENERATION, INC. |
0 |
0 |
0 |
6 |
16 |
22 |
| CUMMINS INC. |
3 |
4 |
2 |
5 |
6 |
20 |
| ALSTOM (SWITZERLAND) LTD |
15 |
3 |
0 |
1 |
0 |
19 |
| EATON CORPORATION |
2 |
3 |
1 |
6 |
7 |
19 |
| HAMILTON SUNDSTRAND CORPORATION |
2 |
2 |
3 |
6 |
6 |
19 |
| INTERNATIONAL ENGINE INTELLECTUAL PROPERTY COMPANY, L.L.C. |
2 |
3 |
3 |
5 |
6 |
19 |
| ROLLS-ROYCE DEUTSCHLAND LTD & CO KG |
4 |
4 |
3 |
6 |
2 |
19 |
| HUSCO INTERNATIONAL, INC. |
2 |
6 |
4 |
1 |
4 |
17 |
| BOSCH REXROTH AG |
6 |
1 |
4 |
4 |
1 |
16 |
| SOUTHWEST RESEARCH INSTITUTE |
1 |
4 |
1 |
5 |
5 |
16 |
| DETROIT DIESEL CORPORATION |
2 |
1 |
6 |
5 |
1 |
15 |
| HITACHI CONSTRUCTION MACHINERY CO., LTD. |
4 |
3 |
1 |
4 |
3 |
15 |
| KAWASAKI JUKOGYO KABUSHIKI KAISHA |
4 |
0 |
1 |
7 |
3 |
15 |
| MITSUBISHI DENKI KABUSHIKI KAISHA |
4 |
2 |
0 |
4 |
5 |
15 |
| PARKER-HANNIFIN CORPORATION |
2 |
4 |
6 |
2 |
1 |
15 |
| THE NORDAM GROUP, INC. |
1 |
4 |
6 |
4 |
0 |
15 |
| TOSHIBA CORPORATION |
4 |
1 |
3 |
6 |
1 |
15 |
| VOLKSWAGEN AKTIENGESELLSCHAFT |
3 |
2 |
6 |
3 |
1 |
15 |
| BORGWARNER INC. |
0 |
2 |
7 |
3 |
2 |
14 |
| JOHNSON MATTHEY PUBLIC LIMITED COMPANY |
5 |
1 |
5 |
1 |
2 |
14 |
| KOBELCO CONSTRUCTION MACHINERY CO., LTD. |
3 |
3 |
1 |
2 |
5 |
14 |
| NEW POWER CONCEPTS LLC |
4 |
2 |
4 |
2 |
2 |
14 |
| VOLVO AERO CORPORATION |
2 |
2 |
4 |
2 |
4 |
14 |
| ARVIN TECHNOLOGIES, INC. |
0 |
3 |
5 |
1 |
4 |
13 |
| KALEX, LLC |
0 |
3 |
4 |
5 |
1 |
13 |
| MAZDA MOTOR CORPORATION |
3 |
5 |
2 |
3 |
0 |
13 |
| ADVICS CO., LTD. |
0 |
2 |
3 |
7 |
0 |
12 |
| PEUGEOT CITROEN AUTOMOBILES S.A. |
0 |
2 |
1 |
3 |
6 |
12 |
| SAUER-DANFOSS INC. |
1 |
0 |
6 |
3 |
2 |
12 |
| UNITED STATES OF AMERICA, NAVY |
7 |
2 |
2 |
0 |
1 |
12 |
| ASTRIUM GMBH |
7 |
3 |
0 |
0 |
1 |
11 |
| KANZAKI KOKYUKOKI MFG. CO. LTD. |
6 |
2 |
1 |
0 |
2 |
11 |
| VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB |
0 |
1 |
4 |
0 |
6 |
11 |
| AUDI AG |
1 |
3 |
1 |
2 |
3 |
10 |
| CAPSTONE TURBINE CORPORATION |
3 |
6 |
1 |
0 |
0 |
10 |
| DAIMLERCHRYSLER CORPORATION |
0 |
2 |
5 |
2 |
1 |
10 |
| ENGELHARD CORPORATION |
3 |
2 |
1 |
4 |
0 |
10 |
| J. M. VOITH TURBO GMBH & CO. KG |
0 |
2 |
5 |
1 |
2 |
10 |
| LOCKHEED MARTIN CORPORATION |
4 |
2 |
3 |
0 |
1 |
10 |
| ALLIANT TECHSYSTEMS INC. |
3 |
4 |
1 |
0 |
1 |
9 |
| CLEAN ENERGY SYSTEMS, INC. |
4 |
0 |
3 |
2 |
0 |
9 |
| ELLIOTT ENERGY SYSTEMS, INC. |
0 |
6 |
3 |
0 |
0 |
9 |
| FLEETGUARD, INC. |
1 |
4 |
2 |
2 |
0 |
9 |
| HISPANO SUIZA SUISSE S.A. |
1 |
3 |
2 |
1 |
2 |
9 |
| HYUNDAI MOTOR COMPANY |
0 |
2 |
6 |
1 |
0 |
9 |
| L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE |
6 |
0 |
1 |
1 |
1 |
9 |
| MITSUBISHI FUSO TRUCK AND BUS CORPORATION |
2 |
3 |
1 |
3 |
0 |
9 |
| ORMAT INDUSTRIES, LTD. |
6 |
3 |
0 |
0 |
0 |
9 |
| ROBERT BOSCH CORPORATION |
4 |
3 |
2 |
0 |
0 |
9 |
| SILVERBROOK RESEARCH PTY. LTD |
1 |
2 |
2 |
3 |
1 |
9 |
| VISTEON GLOBAL TECHNOLOGIES, INC. |
1 |
5 |
0 |
2 |
1 |
9 |
| VOLVO LASTVAGNAR AB |
1 |
2 |
3 |
0 |
3 |
9 |
| AEROJET-GENERAL CORPORATION |
3 |
3 |
0 |
0 |
2 |
8 |
| ALLISON ADVANCED DEVELOPMENT COMPANY, INC. |
6 |
1 |
0 |
0 |
1 |
8 |
| C.R.F. SOCIETA CONSORTILE PER AZIONI |
1 |
1 |
1 |
5 |
0 |
8 |
| GM GLOBAL TECHNOLOGY OPERATIONS, INC. |
0 |
0 |
0 |
2 |
6 |
8 |
| GOODRICH CONTROL SYSTEMS LIMITED |
1 |
1 |
1 |
2 |
3 |
8 |
| HOLSET ENGINEERING COMPANY LIMITED |
1 |
1 |
2 |
1 |
3 |
8 |
| INGERSOLL-RAND ENERGY SYSTEMS CORPORATION |
3 |
1 |
3 |
1 |
0 |
8 |
| NUOVO PIGNONE HOLDING S.P.A |
0 |
5 |
2 |
1 |
0 |
8 |
| UNIVERSITY OF CALIFORNIA, THE REGENTS OF |
4 |
1 |
1 |
1 |
1 |
8 |
| WOODWARD GOVERNOR COMPANY |
2 |
0 |
1 |
5 |
0 |
8 |
| AISIN SEIKI KABUSHIKI KAISHA |
3 |
2 |
0 |
2 |
0 |
7 |
| CATALYTICA ENERGY SYSTEMS, INC. |
0 |
2 |
0 |
3 |
2 |
7 |
| EMITEC GESELLSCHAFT FUR EMISSIONSTECHNOLOGIE MBH |
4 |
1 |
1 |
1 |
0 |
7 |
| FTE AUTOMOTIVE GMBH & CO. KG |
2 |
0 |
1 |
1 |
3 |
7 |
| GOODRICH PUMP AND ENGINE CONTROL SYSTEMS, INC. |
0 |
5 |
1 |
1 |
0 |
7 |
| LUCAS INDUSTRIES PUBLIC LTD. COMPANY |
5 |
2 |
0 |
0 |
0 |
7 |
| LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG |
2 |
1 |
0 |
3 |
1 |
7 |
| MICROGEN ENERGY LIMITED |
0 |
0 |
4 |
3 |
0 |
7 |
| ORMAT TECHNOLOGIES, INC. |
0 |
0 |
4 |
1 |
2 |
7 |
| POCLAIN HYDRAULICS INDUSTRIE |
2 |
3 |
0 |
1 |
1 |
7 |
| PORSCHE AG |
3 |
2 |
2 |
0 |
0 |
7 |
| PRAXAIR TECHNOLOGY, INC. |
2 |
0 |
1 |
4 |
0 |
7 |
| SAUER-DANFOSS (NORDBERG) A/S |
1 |
1 |
2 |
2 |
1 |
7 |
| UNITED STATES OF AMERICA, ENVIRONMENTAL PROTECTION AGENCY |
1 |
1 |
1 |
4 |
0 |
7 |
| UTC POWER, LLC |
0 |
0 |
2 |
4 |
1 |
7 |
| HY-PAT CORPORATION |
1 |
4 |
1 |
0 |
0 |
6 |
| MAN NUTZFAHRZEUGE AG |
0 |
0 |
2 |
2 |
2 |
6 |
| MICROSOFT CORPORATION |
0 |
3 |
0 |
2 |
1 |
6 |
| NISSIN KOGYO CO., LTD. |
1 |
0 |
2 |
2 |
1 |
6 |
| UMICORE AG & CO. KG |
1 |
2 |
2 |
0 |
1 |
6 |
| UNITED STATES OF AMERICA, AIR FORCE |
4 |
0 |
2 |
0 |
0 |
6 |
| UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION |
1 |
0 |
5 |
0 |
0 |
6 |
| AEROSPACE CORPORATION |
0 |
2 |
3 |
0 |
0 |
5 |
| ALSTOM |
3 |
0 |
1 |
1 |
0 |
5 |
| AMERICAN AIR LIQUIDE, INC. |
0 |
1 |
2 |
1 |
1 |
5 |
| BAYERISCHE MOTOREN WERKE AG |
0 |
1 |
2 |
2 |
0 |
5 |
| BOSCH BRAKING SYSTEMS CO., LTD. |
4 |
1 |
0 |
0 |
0 |
5 |
| BTM CORPORATION |
0 |
2 |
0 |
1 |
2 |
5 |
| CALSONIC KANSEI CORPORATION |
2 |
0 |
2 |
0 |
1 |
5 |
| CNH AMERICA LLC |
0 |
0 |
2 |
2 |
1 |
5 |
| EBARA CORPORATION |
0 |
1 |
1 |
3 |
0 |
5 |
| INSTITUT FRANCAIS DU PETROLE |
2 |
0 |
1 |
2 |
0 |
5 |
| J. EBERSPACHER GMBH & CO. KG |
0 |
1 |
0 |
3 |
1 |
5 |
| KAYABA INDUSTRY CO., LTD. |
1 |
0 |
0 |
0 |
4 |
5 |
| LUCAS AUTOMOTIVE GMBH |
0 |
0 |
2 |
3 |
0 |
5 |
| MOOG INC. |
0 |
0 |
4 |
1 |
0 |
5 |
| NATIONAL AEROSPACE LABORATORY |
0 |
3 |
1 |
1 |
0 |
5 |
| NORTHROP GRUMMAN CORPORATION |
2 |
1 |
0 |
1 |
1 |
5 |
| OSAKA GAS COMPANY, LIMITED |
0 |
3 |
2 |
0 |
0 |
5 |
| PUREM ABGASSYSTEME GMBH & CO. KG |
0 |
3 |
1 |
1 |
0 |
5 |
| ROHR, INC. |
2 |
0 |
1 |
1 |
1 |
5 |
| SHARP KABUSHIKI KAISHA (SHARP CORPORATION) |
0 |
1 |
2 |
0 |
2 |
5 |
| SHIN CATERPILLAR MITSUBISHI LTD. |
0 |
2 |
0 |
0 |
3 |
5 |
| SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." |
0 |
0 |
0 |
0 |
5 |
5 |
| TOKICO LTD. |
2 |
1 |
2 |
0 |
0 |
5 |
| ZAHNRADFABRIK FRIEDRICHSHAFEN AG |
0 |
0 |
1 |
2 |
2 |
5 |
| ZYVEX CORPORATION |
0 |
4 |
1 |
0 |
0 |
5 |
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