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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2004 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 477, Interrelated Power Delivery Controls, Including Engine Control

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
NISSAN MOTOR COMPANY, LIMITED 1 3 10 5 11 5 10 3 8 6 5 5 16 14 6 10 15 22 11 17 13 23 38 30 11 3 4 8 20 12 20 32 15 7 12 2 433
TOYOTA JIDOSHA K.K. 0 2 7 16 15 2 3 3 7 6 5 3 1 5 8 12 6 14 27 31 20 8 14 23 12 8 10 10 16 22 21 16 7 16 16 22 414
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 2 0 0 0 0 0 2 0 1 1 1 0 0 3 3 15 16 5 8 9 9 6 6 4 9 5 22 23 17 15 7 26 18 20 253
~Individually Owned Patent 8 6 15 8 9 6 2 4 2 6 2 4 11 7 4 12 8 5 3 3 6 8 7 2 1 4 6 8 6 5 4 4 1 3 6 3 199
GENERAL MOTORS CORPORATION 4 3 10 9 17 15 7 3 3 8 1 0 3 2 2 2 3 3 4 4 9 3 11 5 7 2 4 8 1 6 4 6 7 7 11 3 197
MAZDA MOTOR CORPORATION 0 2 2 1 1 0 0 0 0 0 2 0 0 0 0 0 2 11 15 6 6 10 28 26 11 11 10 5 4 13 9 4 3 1 1 0 184
EATON CORPORATION 1 1 1 0 0 0 1 0 1 0 0 0 1 0 0 4 6 4 5 3 1 3 2 4 2 6 14 7 7 5 7 15 6 14 3 2 126
AISIN AW CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 5 5 4 3 12 11 25 14 7 5 3 6 7 114
FUJI JUKOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 20 18 25 8 9 6 0 1 0 2 3 1 1 0 4 0 6 2 113
ROBERT BOSCH GMBH 2 2 0 2 1 4 1 3 0 2 0 6 6 3 5 2 5 5 0 0 1 0 0 1 2 2 6 7 2 2 4 5 3 5 7 7 103
AISIN SEIKI KABUSHIKI KAISHA 0 1 1 1 2 1 2 2 4 3 3 3 3 1 1 5 4 6 8 4 6 2 5 10 4 1 1 2 0 3 1 3 1 1 2 4 101
FORD MOTOR COMPANY 4 5 4 2 6 0 1 0 0 1 0 0 2 5 3 5 5 3 4 3 5 5 2 3 2 3 8 5 1 0 0 1 0 0 0 2 90
HYUNDAI MOTOR CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 15 13 21 3 5 10 10 7 90
ZAHNRADFABRIK FRIEDRICHSHAFEN AG 0 0 2 0 4 3 0 1 2 0 0 1 1 1 0 1 0 0 1 1 1 2 5 3 1 0 2 1 1 5 4 6 6 5 5 7 72
HITACHI, LTD 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 3 1 0 2 3 6 8 9 3 5 10 3 4 5 66
JATCO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 12 7 5 3 3 4 9 14 1 1 0 0 0 61
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 3 5 1 2 9 1 2 1 0 0 5 5 4 6 2 3 1 1 2 3 0 58
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 0 1 2 2 1 2 3 6 0 4 1 1 4 3 8 6 0 49
DAIMLER-BENZ AKTIENGESELLSCHAFT 1 2 1 0 2 1 2 2 3 1 0 0 0 0 2 3 0 0 1 3 3 2 0 1 1 0 3 3 3 5 1 0 0 0 0 0 46
CATERPILLAR INC. 0 1 1 0 2 2 0 0 2 3 0 3 0 0 1 0 1 0 1 0 0 1 0 0 0 2 1 4 1 4 2 4 1 4 4 0 45
CHRYSLER MOTORS CORPORATION 0 0 0 2 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 2 5 5 1 3 1 3 0 5 2 2 3 0 0 0 0 36
AISIN WARNER KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 1 3 3 4 2 1 1 7 8 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 32
ISUZU MOTORS LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 5 2 5 0 1 1 0 0 0 1 1 0 0 4 1 2 4 2 32
LUK GETRIEBE-SYSTEME GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 10 7 5 3 0 0 31
FORD GLOBAL TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 10 10 4 0 28
NIPPONDENSO CO., LTD. 0 0 0 5 4 0 0 0 0 0 0 0 1 2 0 1 0 0 0 0 1 0 0 0 0 1 2 3 4 1 0 0 0 0 0 0 25
PORSCHE AG 2 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 2 1 0 0 2 6 4 0 0 1 0 0 2 1 25
KABUSHIKI KAISHA KOMATSU SEISAKUSHO 0 0 0 0 0 0 1 1 1 0 1 1 0 0 1 0 3 0 0 0 2 0 2 1 3 1 2 2 1 0 0 0 0 0 0 0 23
BORG-WARNER CORPORATION 2 0 1 1 2 0 2 0 1 4 0 1 0 1 0 3 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
OUTBOARD MARINE CORPORATION 0 0 0 0 3 2 1 0 0 2 0 4 0 0 0 0 0 2 1 0 2 0 2 0 1 0 0 0 0 0 0 1 0 0 0 0 21
VOLKSWAGENWERK AKTIENGESELLSCHAFT 0 0 0 0 0 2 0 0 0 0 0 1 3 4 4 4 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
DEERE + COMPANY 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 0 0 0 0 1 2 2 0 1 2 1 0 0 1 3 0 2 0 19
UNISIA JECS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 0 6 3 4 0 0 0 2 0 19
DAIMLERCHRYSLER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8 1 1 2 6 18
REGIE NATIONALE DES USINES RENAULT 0 2 0 1 2 1 1 0 1 1 0 0 3 0 1 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 18
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 2 4 1 3 17
SUZUKI JIDOHSA KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 4 11 0 0 0 0 0 0 0 0 0 0 0 0 0 17
CUMMINS ENGINE CO., INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 1 3 5 2 1 0 0 16
AUTOMOTIVE PRODUCTS PLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 2 4 0 0 0 1 0 3 1 1 0 0 0 0 0 15
SIEMENS AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 1 2 1 1 1 0 5 0 15
FUJI HEAVY INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 6 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
JATCO LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 9 14
AISIN-WARNER, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 4 4 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
DIESEL KIKI CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 2 3 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 13
JATCO TRANSTECHNOLOGY LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 7 1 13
SATURN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 5 1 2 1 0 0 0 0 0 0 0 0 0 13
BAYERISCHE MOTOREN WERKE AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 3 4 3 0 12
LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 5 12
NAVISTAR INTERNATIONAL TRANSPORTATION CORP. 0 0 1 1 2 2 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 12
ROCKWELL INTERNATIONAL CORPORATION 1 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 4 2 0 0 0 0 0 0 0 12
SANSHIN KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 0 0 0 1 0 2 0 0 0 2 0 0 0 11
VAN DOORNE'S TRANSMISSIE B.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 1 0 1 1 1 1 1 0 0 1 1 11
VOLKSWAGEN AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 3 0 0 1 1 0 0 0 1 0 11
BORG-WARNER AUTOMOTIVE, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 1 2 2 0 0 0 0 0 0 0 0 0 0 0 0 10
DENSO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 1 0 0 3 10
LUCAS INDUSTRIES PUBLIC LTD. COMPANY 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 10
ZF BATAVIA, L.L.C. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 5 0 10
AUTOMOTIVE PRODUCTS LIMITED 0 0 0 0 0 0 0 0 0 1 0 0 0 0 4 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
CASE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 2 0 0 0 0 0 1 0 0 0 1 0 0 2 0 8
FORD GLOBAL TECHNOLOGIES, L.L.C. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 8
SUZUKI MOTOR CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 2 2 1 0 8
TRANSMISSIONS TSP, S.A. DE C.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 5 1 1 0 8
AUTOMOBILES CITROEN 0 1 1 0 1 1 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
FALK CORPORATION 0 0 0 0 1 0 0 0 0 4 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
KOMATSU LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 3 0 7
LUK LAMELLEN UND KUPPLUNGSBAU GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 5 0 0 7
MERITOR HEAVY VEHICLE SYSTEMS, LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 0 0 0 0 0 7
NIPPON CABLE SYSTEMS INC. 0 0 0 0 2 0 0 0 0 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
BRIGGS + STRATTON CORPORATION 0 2 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 6
BRUNSWICK CORPORATION 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 6
GRAND HAVEN STAMPED PRODUCTS COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 2 0 0 1 0 0 0 6
KABUSHIKI KAISHA DAIKIN SEISAKUSHO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 6
NIPPON SOKEN, INC. 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 6
SACHS SYSTEMTECHNIK GMBH 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
SUNDSTRAND CORPORATION 2 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
TOKAI RIKA DENKI SEISAKUSHO K.K. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 0 1 1 1 6
ZEXEL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 1 0 0 0 0 0 0 0 0 0 0 6
AISIN-AW KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 5
BORGWARNER INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 3 5
DANA CORPORATION 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 5
DELPHI TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 1 5
J. M. VOITH TURBO GMBH & CO. KG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 0 0 0 5
PONTIAC COIL INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 0 0 0 1 0 5
S.R.M. HYDROMEKANIK 0 0 0 0 0 0 1 0 2 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SOMMER CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 5
TECUMSEH PRODUCTS COMPANY 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
TOWMOTOR CORPORATION 0 0 0 0 0 0 0 0 0 1 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
VISTEON GLOBAL TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 5


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