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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 2000 - 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 2000 2001 2002 2003 2004 Total
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 15 7 26 18 20 86
TOYOTA JIDOSHA K.K. 16 7 16 16 22 77
NISSAN MOTOR COMPANY, LIMITED 32 15 7 12 2 68
EATON CORPORATION 15 6 14 3 2 40
HYUNDAI MOTOR CO., LTD. 3 5 10 10 7 35
GENERAL MOTORS CORPORATION 6 7 7 11 3 34
ZAHNRADFABRIK FRIEDRICHSHAFEN AG 6 6 5 5 7 29
AISIN AW CO., LTD. 7 5 3 6 7 28
HITACHI, LTD 5 10 3 4 5 27
ROBERT BOSCH GMBH 5 3 5 7 7 27
FORD GLOBAL TECHNOLOGIES, INC. 0 10 10 4 0 24
MITSUBISHI DENKI KABUSHIKI KAISHA 4 3 8 6 0 21
DAIMLERCHRYSLER CORPORATION 8 1 1 2 6 18
~Individually Owned Patent 4 1 3 6 3 17
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 6 2 4 1 3 16
LUK GETRIEBE-SYSTEME GMBH 7 5 3 0 0 15
JATCO LTD. 0 0 0 5 9 14
CATERPILLAR INC. 4 1 4 4 0 13
ISUZU MOTORS LIMITED 4 1 2 4 2 13
JATCO TRANSTECHNOLOGY LTD. 0 0 5 7 1 13
FUJI JUKOGYO KABUSHIKI KAISHA 0 4 0 6 2 12
LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG 0 0 1 6 5 12
AISIN SEIKI KABUSHIKI KAISHA 3 1 1 2 4 11
BAYERISCHE MOTOREN WERKE AG 0 3 4 3 0 10
ZF BATAVIA, L.L.C. 0 3 2 5 0 10
MAZDA MOTOR CORPORATION 4 3 1 1 0 9
CUMMINS ENGINE CO., INC. 5 2 1 0 0 8
FORD GLOBAL TECHNOLOGIES, L.L.C. 0 0 0 4 4 8
TRANSMISSIONS TSP, S.A. DE C.V. 1 5 1 1 0 8
DENSO CORPORATION 3 1 0 0 3 7
KOMATSU LTD. 1 2 1 3 0 7
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA 1 1 2 3 0 7
SIEMENS AKTIENGESELLSCHAFT 1 1 0 5 0 7
DEERE + COMPANY 1 3 0 2 0 6
BORGWARNER INC. 0 1 0 1 3 5
DELPHI TECHNOLOGIES, INC. 0 2 0 2 1 5
LUK LAMELLEN UND KUPPLUNGSBAU GMBH 0 0 5 0 0 5
SUZUKI MOTOR CORPORATION 0 2 2 1 0 5
VISTEON GLOBAL TECHNOLOGIES, INC. 1 1 1 0 2 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


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