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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 1998 - 2002 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 474, Endless Belt Power 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 1998 1999 2000 2001 2002 Total
~Individually Owned Patent 17 14 28 13 19 91
TSUBAKIMOTO CHAIN CO. 3 12 18 9 25 67
SHIMANO INC. 6 11 14 9 6 46
BORGWARNER INC. 0 0 9 11 10 30
BORG-WARNER AUTOMOTIVE, INC. 14 12 2 0 1 29
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 3 2 7 5 9 26
BANDO CHEMICAL INDUSTRIES, LTD. 6 3 2 4 7 22
GATES CORPORATION 2 7 0 3 8 20
LUK GETRIEBE-SYSTEME GMBH 2 1 5 8 4 20
CLOYES GEAR & PRODUCTS, INC. 4 6 2 3 2 17
BORG-WARNER AUTOMOTIVE K.K. 3 3 2 4 4 16
VAN DOORNE'S TRANSMISSIE B.V. 3 2 4 3 3 15
NTN CORPORATION 4 2 4 3 1 14
INA WALZLAGER SCHAEFFLER OHG 2 2 2 2 4 12
KOYO SEIKO COMPANY, LTD. 1 3 4 1 1 10
MITSUBISHI BELTING LIMITED 1 3 3 2 1 10
NISSAN MOTOR COMPANY, LIMITED 1 1 4 2 2 10
GOODYEAR TIRE + RUBBER COMPANY 2 0 0 1 6 9
LITENS AUTOMOTIVE PARTNERSHIP 1 1 3 0 4 9
LUK LAMELLEN UND KUPPLUNGSBAU GMBH 0 0 1 3 5 9
ROBERT BOSCH GMBH 1 4 3 0 0 8
CAMPAGNOLO S.R.L. 2 1 1 0 2 6
CATERPILLAR INC. 0 1 2 2 1 6
FORD GLOBAL TECHNOLOGIES, INC. 1 4 0 0 1 6
MORSE TEC EUROPE S.P.A. 0 2 2 2 0 6
DAYCO PRODUCTS, INC. 2 0 0 3 0 5
GENERAL MOTORS CORPORATION 2 1 0 1 1 5
HAMILTON SUNDSTRAND CORPORATION 0 0 1 3 1 5
IGUS SPRITZGUSSTEILE FUR DIE INDUSTRIE GMBH 1 1 0 1 2 5
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 2 1 0 0 5
UNITTA CO., LTD. 1 0 1 1 2 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
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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