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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 475, Planetary Gear Transmission Systems or Components

( 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
GENERAL MOTORS CORPORATION 11 8 14 45 70 148
~Individually Owned Patent 35 21 22 25 16 119
NEW VENTURE GEAR, INC. 11 3 11 24 12 61
AISIN AW CO., LTD. 6 3 5 9 16 39
ZAHNRADFABRIK FRIEDRICHSHAFEN AG 8 3 2 13 10 36
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 5 3 8 10 6 32
HYUNDAI MOTOR CO., LTD. 2 9 10 7 4 32
VISTEON GLOBAL TECHNOLOGIES, INC. 0 0 1 12 13 26
DANA CORPORATION 8 7 2 2 4 23
NISSAN MOTOR COMPANY, LIMITED 1 5 7 6 4 23
FUJI JUKOGYO KABUSHIKI KAISHA 7 3 1 4 6 21
CATERPILLAR INC. 10 2 2 3 0 17
TOYOTA JIDOSHA K.K. 1 1 5 4 6 17
SPICER TECHNOLOGY, INC. 0 0 10 6 0 16
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 2 2 4 6 14
DAIMLERCHRYSLER CORPORATION 8 2 1 0 3 14
JATCO LTD. 0 0 0 4 10 14
SHIMANO INC. 4 4 0 5 0 13
AISIN SEIKI KABUSHIKI KAISHA 2 0 3 5 2 12
FORD GLOBAL TECHNOLOGIES, INC. 11 0 1 0 0 12
HYDRO-GEAR LIMITED PARTNERSHIP 3 2 3 1 3 12
KANZAKI KOKYOKOKI MFG. CO., LTD. 2 1 4 3 2 12
AMERICAN AXLE & MANUFACTURING, INC. 3 1 2 2 3 11
JATCO TRANSTECHNOLOGY LTD. 0 1 6 4 0 11
ROBERT BOSCH GMBH 2 1 4 2 2 11
TIMKEN COMPANY 1 0 1 3 6 11
TOCHIGI-FUJI SANGYO KABUSHIKI KAISHA 4 0 2 1 4 11
MERITOR HEAVY VEHICLE SYSTEMS, LLC 2 5 2 1 0 10
NSK LIMITED 1 4 0 4 1 10
TORQUE-TRACTION TECHNOLOGIES, INC. 0 0 0 3 7 10
BORGWARNER INC. 0 3 1 1 4 9
DEERE + COMPANY 0 1 3 2 3 9
UNISIA JECS CORPORATION 0 1 2 5 1 9
AUBURN GEAR, INC. 2 3 0 2 1 8
TEIJIN SEIKI CO. LTD. 1 1 1 3 2 8
EXEDY CORPORATION 0 0 0 4 3 7
HITACHI, LTD 1 2 2 0 2 7
MANNESMANN SACHS AG 4 1 2 0 0 7
RENK AKTIENGESELLSCHAFT 0 0 3 3 0 6
SONNAX INDUSTRIES, INC. 0 0 0 0 6 6
SUMITOMO HEAVY INDUSTRIES, LTD. 1 0 3 1 1 6
EATON CORPORATION 1 1 1 2 0 5
GKN AUTOMOTIVE INC. 0 1 1 3 0 5
KOMATSU LTD. 1 0 1 3 0 5
MCLAREN AUTOMOTIVE GROUP, INC. 2 2 1 0 0 5
MERITOR HEAVY VEHICLE TECHNOLOGY, LLC. 0 0 0 3 2 5
WORLD INDUSTRY CO., LTD. 2 0 3 0 0 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
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