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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 483, Tool Changing

( 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
~Individually Owned Patent 4 0 1 2 3 3 0 0 0 0 0 3 1 1 1 2 4 2 4 2 0 2 4 2 0 3 1 1 3 1 6 6 1 4 2 1 70
TOYODA KOKI KABUSHIKI KAISHA 0 0 0 1 1 3 4 2 1 0 1 1 2 3 2 0 3 2 1 1 0 2 0 0 0 0 0 0 0 1 0 1 1 0 1 0 34
CHIRON-WERKE GMBH & CO. KG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 3 3 2 0 3 1 3 1 2 2 3 1 1 1 0 0 30
KEARNEY + TRECKER CORPORATION 1 0 5 1 2 1 0 0 0 3 2 3 2 2 1 1 2 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 29
BROTHER KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 4 0 1 4 0 2 0 0 2 0 5 2 0 1 0 0 23
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 4 1 1 1 2 0 0 1 0 0 0 1 0 1 1 0 0 0 1 0 16
AMADA COMPANY, LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 1 1 0 0 1 4 2 0 0 0 0 0 0 0 1 2 15
CINCINNATI MILACRON INC. 0 1 4 1 1 1 0 2 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 15
TOSHIBA MACHINE CO., LTD. 0 0 0 0 0 0 1 0 0 1 0 1 0 1 0 0 0 1 2 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 1 1 12
FANUC LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 1 1 0 1 2 0 1 0 0 0 0 1 0 0 0 11
MAHO AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 10
BOEING COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 0 0 1 0 1 0 1 0 0 1 0 1 8
KITAMURA MACHINERY CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 8
EXCELLO CORPORATION 0 1 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
HOWA MACHINERY, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 2 0 1 1 0 1 0 0 7
OKUMA CORP. 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 4 0 0 0 0 0 0 7
RENISHAW PLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 0 1 0 0 0 0 0 0 1 0 1 0 0 0 7
AMADA MFG. AMERICA, 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 1 0 0 0 0 0 6
DEVLIEG MACHINE COMPANY 1 0 0 1 0 2 0 1 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 6
GIDDINGS + LEWIS, INC. 0 0 0 0 0 0 0 0 0 0 1 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 6
PALLMANN KG. MASCHINENFABRIK 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 0 0 0 4 6
PLURITEC ITALIA S.P.A. 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 0 1 2 0 1 0 0 6
W. A. WHITNEY CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 6
ALFRED HERBERT LIMITED 2 1 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 0 0 0 5
EXCELLON AUTOMATION CO. 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 3 1 0 0 0 0 0 5
HOUDAILLE INDUSTRIES, INC. 0 0 0 0 1 0 0 3 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 5
INGERSOLL MILLING MACHINE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 1 0 1 0 0 0 5
KABUSHIKI KAISHA KOMATSU SEISAKUSHO 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 5
MURATA KIKAI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 2 0 0 5
OLIVETTI, ING. C., + C. S.P.A. 0 1 0 1 0 2 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 0 0 0 5
RENAULT AUTOMATION 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 3 0 0 0 0 5
SANKYO MANUFACTURING COMPANY, 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 1 0 0 1 0 3 5
STARRFRASCHMACHINEN AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
TEXTRON INC. 0 0 0 0 0 0 0 1 2 0 0 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 5
TOYODA MACHINE WORKS, LTD. 0 0 0 0 1 0 1 1 0 1 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 5
TRUMPF GMBH & CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 5
UNOVA IP CORP. 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 0 2 0 0 5


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U.S. Patent and Trademark Office
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