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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2005 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 305, Wheel Substitutes for Land Vehicles

( 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 2005 Total
CATERPILLAR INC. 3 1 2 5 4 16 14 16 10 18 14 9 8 4 3 2 5 3 5 0 6 3 4 3 2 4 4 3 2 8 6 12 13 19 5 5 2 243
~Individually Owned Patent 10 11 10 11 8 8 3 4 8 8 3 4 3 2 2 5 2 4 1 5 5 3 0 1 3 5 6 4 7 8 7 8 8 7 6 1 0 191
DEERE + COMPANY 0 0 0 0 1 0 1 0 0 2 0 1 1 1 2 6 2 4 3 1 0 0 0 0 1 2 1 0 1 0 0 0 1 0 2 0 4 37
UNITED STATES OF AMERICA, ARMY 1 4 2 2 1 0 5 0 1 1 1 0 0 0 2 2 0 1 1 0 1 0 0 1 0 0 0 0 1 0 0 1 1 0 0 0 0 29
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 2 0 0 3 4 4 5 4 22
BRIDGESTONE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 1 0 1 2 1 1 0 2 2 3 0 1 2 1 20
CASE CORPORATION 0 0 0 0 0 0 1 2 3 3 0 1 0 1 1 1 2 0 0 0 0 0 0 2 1 0 0 0 0 0 2 0 0 0 0 0 0 20
KABUSHIKI KAISHA KOMATSU SEISAKUSHO 0 0 1 0 1 2 2 1 1 0 0 0 0 2 1 0 3 1 0 0 0 0 0 1 0 0 2 0 0 0 0 0 0 0 0 0 0 18
GOODYEAR TIRE + RUBBER COMPANY 1 0 1 0 1 0 1 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 3 1 16
DIEHL GMBH & CO. 0 1 4 0 0 0 1 2 0 0 1 0 0 0 0 0 0 2 0 1 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
GATES RUBBER COMPANY 0 0 2 0 7 2 2 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 13
DAYCO CORPORATION 0 0 1 3 5 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
EDWARDS, HARPER, MCNEW AND COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 3 1 3 0 0 1 0 2 0 0 0 0 0 0 0 0 0 12
GENERAL MOTORS CORPORATION 1 0 0 1 1 4 1 0 2 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
AGTRACKS, 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 2 0 5 0 0 4 0 0 11
CAMOPLAST 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 1 1 1 1 4 1 0 2 11
BOMBARDIER LIMITED 0 0 0 3 5 0 0 0 1 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 0 10
FUKUYAMA GOMU KOGYO KABUSHIKI KAISHA 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 2 1 0 2 0 0 0 1 0 1 10
OUTBOARD MARINE CORPORATION 1 0 0 2 0 2 4 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 0 0 0 10
SOUCY INTERNATIONAL 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 2 5 1 9
SUMITOMO RUBBER INDUSTRIES, 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 0 5 4 9
NAVISTAR INTERNATIONAL TRANSPORTATION CORP. 6 1 0 0 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 0 0 0 0 0 0 8
FMC CORPORATION 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
ALLIS-CHALMERS CORPORATION 1 1 1 0 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 0 0 0 0 0 0 0 0 6
FIAT-ALLIS CONSTRUCTION MACHINERY, INC. 0 0 0 0 0 0 2 1 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
GENERAL DYNAMICS LAND SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
TEXTRON INC. 0 4 2 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 6
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 0 0 4 0 0 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 1 0 0 0 0 0 6
ARCTIC ENTERPRISES, INC. 0 0 0 1 2 0 0 1 0 0 0 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 5
B. F. GOODRICH CO. 1 2 0 1 0 0 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 0 0 0 0 5
CATERPILLAR MITSUBISHI LTD. 0 0 1 0 0 0 0 0 0 4 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
HITACHI CONSTRUCTION MACHINERY 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 0 0 0 0 2 0 1 1 0 1 5
INTERNATIONAL ENGINEERING & MANUFACTURING 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 1 0 0 0 0 1 0 0 2 0 1 0 0 5
INTERTRACTOR 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 1 0 0 0 4 0 0 0 0 0 0 0 5
INTERTRACTOR VIEHMANN GMBH & CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
YOKOHAMA RUBBER CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 1 0 0 0 0 5


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