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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 236, Automatic Temperature and Humidity Regulation

( 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 16 9 12 16 19 18 17 16 19 20 23 29 25 32 32 15 31 18 22 16 20 12 11 18 19 19 14 8 10 15 13 22 14 12 13 10 635
ROBERTSHAW CONTROLS COMPANY 9 10 4 17 9 13 7 10 8 8 4 6 7 2 2 2 1 1 2 1 2 4 1 2 0 2 2 1 1 0 0 0 0 0 0 1 139
HONEYWELL INC. 2 0 7 5 4 1 0 2 1 4 2 2 4 6 7 4 7 3 8 3 2 2 4 1 11 6 1 1 3 0 1 2 0 0 0 0 106
CARRIER CORPORATION 1 1 2 6 1 2 0 1 0 2 2 3 2 2 0 2 5 0 5 4 2 3 0 2 1 5 4 4 0 2 1 1 4 0 1 1 72
EMERSON ELECTRIC CO. 2 0 2 0 1 3 2 1 2 2 3 2 2 2 0 1 0 0 0 0 0 0 1 0 3 0 0 1 0 0 1 0 3 1 2 2 39
EATON CORPORATION 0 0 2 2 1 1 1 0 0 1 3 0 3 0 1 1 1 0 0 2 2 1 2 0 1 0 0 1 0 0 3 1 1 1 0 0 32
TEXAS INSTRUMENTS, INCORPORATED 4 1 1 0 0 0 0 1 4 2 1 1 1 0 2 2 1 0 0 1 1 1 0 1 2 0 0 1 1 0 1 0 1 1 0 0 32
FUJIKOKI CORPORATION 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 1 0 0 1 0 4 3 5 7 5 3 31
DANFOSS A/S 0 0 0 1 0 0 1 2 3 2 3 0 2 1 0 1 2 0 2 1 1 1 0 1 1 0 0 0 0 1 0 0 0 2 0 1 29
AISIN SEIKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 1 1 1 2 5 3 3 4 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
NIPPONDENSO CO., LTD. 0 0 0 0 0 1 0 0 0 0 0 0 0 4 4 1 0 1 0 1 0 0 0 2 3 1 0 0 4 2 0 0 0 0 0 0 24
AMERICAN STANDARD, INC. 1 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 3 1 3 1 3 3 3 1 0 0 0 0 1 0 0 0 23
GENERAL MOTORS CORPORATION 2 2 0 3 0 2 1 3 1 0 1 0 0 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 20
DENSO CORPORATION 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 3 2 2 2 6 2 18
JOHNSON CONTROLS, INC. 0 0 0 1 1 1 0 1 2 2 0 1 5 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
NISSAN MOTOR COMPANY, LIMITED 0 0 0 0 1 0 0 0 0 0 0 0 0 2 3 0 2 1 0 0 2 2 1 1 0 0 0 1 0 0 1 0 1 0 0 0 18
STANDARD THOMSON CORPORATION 0 1 0 0 0 0 3 0 2 0 2 0 2 0 0 0 2 1 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 2 18
ITT CORPORATION 1 1 0 1 6 1 1 0 1 2 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 17
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 1 0 1 0 1 1 2 2 2 2 0 0 1 1 0 0 0 0 0 0 17
FORD MOTOR COMPANY 0 1 0 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 1 1 4 0 2 0 1 0 0 0 0 14
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 1 2 1 1 1 0 0 1 0 0 0 0 0 0 0 14
DAIMLER-BENZ AKTIENGESELLSCHAFT 0 0 0 0 1 1 0 0 0 0 0 1 1 0 0 1 2 0 0 0 1 0 0 0 2 0 0 1 0 1 1 0 0 0 0 0 13
GESTRA-KSB VERTRIEBSGESELLSCHAFT MBH & CO. 0 0 0 2 0 0 0 0 2 0 1 1 2 4 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
HITACHI, LTD 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 1 2 2 1 1 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 0 13
JOHNSON, SERVICE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 1 1 1 0 1 3 0 1 0 1 1 0 0 0 0 0 13
ACUTHERM L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 1 0 0 1 0 1 0 3 1 1 1 12
TEMPMASTER CORPORATION 0 0 0 0 1 1 2 0 0 0 0 0 0 3 0 1 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
ROBERT BOSCH GMBH 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 2 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 11
TOTO, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 2 3 0 2 1 0 0 0 0 0 11
BARBER-COLMAN COMPANY 1 1 0 0 0 1 0 1 1 1 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
DELPHI TECHNOLOGIES, 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 1 4 4 10
GENERAL ELECTRIC COMPANY 1 0 0 1 0 1 0 0 1 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 10
TOYOTA JIDOSHA K.K. 0 0 0 0 0 0 0 1 2 0 1 0 0 1 1 0 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
BEHR-THOMSON DEHNSTOFFREGLER GMBH 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 2 0 1 1 0 0 0 0 0 0 9
DIESEL KIKI CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 2 0 0 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
GARRETT CORPORATION 1 0 2 0 1 0 0 0 0 2 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
TOSHIBA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 2 1 1 1 1 0 0 0 0 0 0 0 0 0 0 9
UNITED TECHNOLOGIES CORPORATION 1 1 0 0 0 0 0 0 1 0 0 1 0 1 0 1 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 9
HANSGROHE AG 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 2 2 1 2 8
HARPER-WYMAN COMPANY 3 0 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 8
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 0 2 0 1 1 8
MARK CONTROLS CORPORATION 0 0 0 0 0 0 0 0 0 0 1 1 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 8
MASCO CORP. OF INDIANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 1 0 1 0 0 0 0 1 0 0 1 0 1 8
POWERS REGULATOR COMPANY 0 1 2 0 0 0 1 0 1 2 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 8
SAMSUNG ELECTRONICS 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 1 1 0 1 0 3 2 0 0 0 0 0 8
TGK COMPANY, LIMITED 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 3 3 1 8
TRANE COMPANY 0 0 0 2 1 0 0 1 0 0 0 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 8
VERNET S.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 0 0 0 0 1 1 1 4 1 0 8
WESTINGHOUSE ELECTRIC CORP. 0 1 0 0 0 0 1 0 1 0 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 8
BRAUKMANN ARMATUREN AG 0 0 0 0 1 0 0 0 0 1 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
CALSONIC CORPORATION 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 0 0 0 2 2 0 0 0 0 0 7
FLUIDTECH CORPORATION 0 0 0 1 4 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 0 0 0 0 7
FRIEDRICH GROHE ARMATURENFABRIK 0 1 1 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 7
HONEYWELL 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 2 2 1 2 0 7
RANCO INCORPORATED 1 0 0 0 0 1 2 2 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 7
SANDEN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 7
TLV CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 2 0 0 1 0 0 0 0 0 0 7
WHIRLPOOL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 0 1 0 1 0 0 0 0 0 1 0 7
BEHR THERMOT-TRONIK GMBH & 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 0 0 0 0 0 1 1 1 1 0 1 1 6
BENDIX CORPORATION(NOW ALLIED-SIGNAL INC.) 0 0 0 0 1 0 1 0 1 0 0 2 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
FRIEDRICH GROHE 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 4 0 0 1 0 0 0 0 0 0 1 0 6
LAWLER MANUFACTURING CO., INC. 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 1 1 0 1 0 0 0 1 0 0 0 6
MASCO CORPORATION 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 0 0 0 2 0 0 1 1 1 6
NIPPON THERMOSTAT 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 1 0 0 0 1 1 0 1 2 6
PARKER-HANNIFIN CORPORATION 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 6
SPIRAX SARCO LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 6
TELEDYNE INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
UNITED AIRCRAFT PRODUCTS INC. 1 1 0 0 1 0 0 0 1 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 6
UNIVERSAL PNEUMATIC CONTROLS INC. 0 0 0 0 1 1 0 1 1 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 6
YU FENG ENTERPRISE 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 1 0 0 0 3 0 2 0 0 0 6
CHRYSLER MOTORS CORPORATION 1 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 1 0 0 1 0 0 0 0 0 5
DAIKIN INDUSTRIES LIMITED 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 0 0 0 1 0 0 0 1 0 2 5
DELCO ELECTRONICS CORPORATION 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 3 0 0 0 1 0 0 0 0 5
FLUIDMASTER, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 5
FORD GLOBAL TECHNOLOGIES, 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 0 1 2 0 0 5
GAS RESEARCH INSTITUTE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 1 5
IDEAL STANDARD GMBH 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 0 0 0 1 1 0 0 0 0 0 5
INAX CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 0 0 0 0 0 0 0 0 1 0 0 0 5
LANDIS & GYR POWERS, 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 2 0 2 0 0 0 0 0 0 0 0 5
SANYO ELECTRIC 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 1 1 2 0 0 0 1 0 0 0 0 5
SIEMENS BUILDING TECHNOLOGIES, 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 1 2 1 0 0 1 5
SPORLAN VALVE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 1 1 0 0 0 0 0 0 0 0 5
TOUR & ANDERSSON AKTIEBOLAG 0 0 0 0 0 0 0 0 0 0 0 2 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
YORK INTERNATIONAL CORP. 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 1 1 1 0 1 0 0 0 0 5


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