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

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2007 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 062, Refrigeration

( 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 2006 2007 Total
~INDIVIDUALLY OWNED PATENT 70 66 79 88 73 92 87 90 93 73 70 97 114 99 91 106 112 115 113 112 138 145 129 104 140 140 110 127 121 150 142 156 189 201 170 116 89 104 104 4415
CARRIER CORPORATION 14 16 35 17 10 14 11 6 8 9 9 12 25 17 15 14 27 11 11 8 9 9 23 16 18 13 19 13 12 19 17 42 54 40 37 43 40 36 34 783
GENERAL ELECTRIC COMPANY 7 5 7 11 14 15 9 11 19 6 13 22 18 18 14 10 17 9 12 5 6 10 7 13 17 9 16 8 15 6 6 6 6 9 16 17 8 7 11 435
AIR PRODUCTS AND CHEMICALS, INC. 3 1 6 6 4 1 3 1 3 0 7 5 8 7 10 12 20 9 22 13 21 7 16 19 15 15 9 10 19 10 16 18 16 18 12 7 5 7 5 386
LG ELECTRONICS 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 4 14 19 10 11 31 27 45 49 56 79 345
SAMSUNG ELECTRONICS CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 1 4 10 25 13 10 18 13 51 41 30 10 13 15 18 11 27 16 329
WHIRLPOOL CORPORATION 6 13 11 20 17 4 6 4 3 5 2 4 4 4 7 6 9 1 11 14 4 9 9 7 13 14 10 7 2 6 7 4 3 7 8 7 2 8 22 300
HITACHI, LTD 2 0 1 4 3 3 2 0 3 8 4 4 3 7 6 22 19 11 11 11 3 9 9 12 11 12 11 7 11 7 5 8 19 11 9 9 6 1 5 289
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 3 1 3 3 7 5 4 1 3 3 1 3 1 3 1 4 4 6 4 4 2 2 4 9 8 19 25 18 10 10 15 21 29 16 11 3 6 2 14 288
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 3 11 24 19 20 33 28 45 51 29 18 281
PRAXAIR TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 15 10 21 13 19 24 27 16 36 26 31 7 5 5 16 274
TOSHIBA CORPORATION 0 1 0 2 1 0 1 0 0 1 0 2 4 8 4 13 14 7 10 21 16 16 17 22 18 11 10 10 11 9 1 1 4 6 2 1 1 3 1 249
SANYO ELECTRIC CO., LTD. 2 0 1 1 0 1 0 0 0 0 0 0 3 0 0 2 1 3 5 4 6 5 8 9 7 10 10 7 18 28 13 14 9 9 13 8 8 15 20 240
MITSUBISHI DENKI KABUSHIKI KAISHA 1 0 0 0 0 0 0 0 0 0 0 0 0 4 4 9 19 14 14 8 14 9 5 14 9 11 10 6 6 7 12 6 11 8 8 1 1 2 1 214
LINDE AKTIENGESELLSCHAFT 6 9 5 5 8 8 7 5 2 10 5 7 2 7 3 3 4 9 8 4 4 5 4 4 2 1 1 4 7 5 4 2 12 10 9 4 2 6 3 206
GENERAL MOTORS CORPORATION 8 7 11 15 22 12 14 19 8 5 4 0 2 1 0 4 2 0 3 3 1 1 3 7 5 3 3 3 0 0 2 3 0 2 0 1 1 4 4 183
THERMO KING CORPORATION 1 0 0 1 1 1 1 2 0 1 1 1 2 3 5 2 4 1 6 11 8 19 5 18 13 12 13 6 5 2 3 2 0 5 9 7 3 4 3 181
DAIKIN INDUSTRIES LIMITED 0 0 0 0 0 0 0 1 1 0 2 1 0 1 0 0 0 2 3 2 2 1 1 2 1 1 4 6 8 5 4 13 17 9 12 15 11 19 13 157
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 1 0 0 1 0 0 2 2 3 0 3 1 1 2 1 7 1 4 4 6 10 4 7 1 2 9 9 16 9 6 6 4 12 5 3 142
BOC GROUP, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 4 6 3 9 3 4 6 7 16 11 6 13 10 5 6 4 0 3 5 1 5 131
AMERICAN STANDARD, INC. 0 2 1 3 0 0 0 0 0 0 0 0 0 0 0 0 2 2 6 5 8 5 12 7 7 5 6 11 4 10 6 13 7 1 1 0 0 0 0 124
NIPPONDENSO CO., LTD. 0 0 0 1 1 0 0 0 0 1 1 0 1 3 1 8 5 4 4 2 4 4 5 1 7 10 8 12 22 9 0 1 1 0 0 0 0 0 0 116
SANDEN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 9 8 12 12 13 5 8 6 1 1 2 4 1 2 3 4 3 7 6 5 0 115
THE BOC GROUP PLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 11 2 1 1 5 4 5 4 12 12 13 11 10 9 3 3 0 1 3 0 114
HELIX TECHNOLOGY CORPORATION 0 0 0 0 0 0 0 0 1 0 0 3 4 2 1 6 10 5 5 6 11 6 5 2 5 4 0 3 0 7 6 1 5 3 3 1 2 2 0 109
UNION CARBIDE CORPORATION 3 3 2 6 4 3 4 2 2 3 1 2 6 6 8 11 4 6 6 7 9 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 102
HOSHIZAKI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 10 6 12 6 6 7 4 1 6 8 1 4 7 2 6 4 6 100
BORG-WARNER CORPORATION 6 1 5 8 8 7 8 4 2 12 5 6 7 4 2 0 3 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 92
DAEWOO ELECTRONICS COMPANY, LTD. 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 1 1 9 21 28 19 0 3 1 0 1 1 1 88
PHILLIPS PETROLEUM COMPANY 5 7 6 2 4 3 6 0 1 2 5 7 5 1 1 5 2 1 3 2 0 4 0 1 0 1 1 1 4 1 0 3 2 0 0 0 0 0 0 86
WESTINGHOUSE ELECTRIC CORP. 11 8 11 7 9 5 3 0 4 3 1 1 4 1 0 3 4 0 1 0 0 2 1 2 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 84
TYLER REFRIGERATION CORPORATION 0 0 0 0 0 0 0 0 1 3 2 3 15 18 12 8 3 2 0 0 1 0 0 0 0 1 0 1 0 1 0 0 0 2 1 0 0 0 0 74
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 2 0 0 0 0 1 0 0 0 1 4 0 1 2 6 7 9 11 13 4 5 3 0 72
U.S. PHILIPS CORPORATION 8 4 5 6 2 3 5 3 6 2 2 1 5 1 1 1 3 4 2 1 2 1 3 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 72
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 1 11 8 15 15 8 6 6 70
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 1 5 1 2 1 0 2 0 0 3 0 1 3 6 0 10 7 4 4 5 3 2 0 2 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 66
GAS RESEARCH INSTITUTE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 6 9 3 5 7 7 5 5 7 5 0 1 0 0 0 0 0 0 64
TRANE COMPANY 7 10 10 5 5 4 0 0 1 2 3 5 3 1 3 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 63
AKTIEBOLAGET ELECTROLUX 1 3 2 4 6 4 3 1 1 2 3 2 3 2 1 2 1 0 2 0 0 1 1 1 1 2 0 1 3 1 3 2 1 0 0 0 1 0 0 61
HONEYWELL INC. 1 1 1 1 0 0 1 1 2 1 0 6 3 5 4 4 2 2 1 3 4 5 0 6 0 1 0 0 1 1 0 2 0 0 0 0 0 0 0 59
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 3 0 5 2 1 0 2 1 1 1 2 1 0 4 10 17 6 0 0 0 0 59
COPELAND CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2 0 2 1 0 0 6 5 5 6 1 1 1 1 7 7 7 1 1 1 57
EBARA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 0 0 0 0 1 0 1 3 5 7 5 5 9 7 2 4 1 1 1 57
DIESEL KIKI CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 3 3 2 5 3 10 6 9 13 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 56
NISSAN MOTOR COMPANY, LIMITED 0 0 0 0 0 1 2 0 0 0 0 0 0 5 0 5 0 4 3 2 0 5 3 3 2 4 4 2 0 1 0 1 1 0 1 2 1 0 0 52
AISIN SEIKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 0 1 1 2 0 3 4 2 5 1 0 0 1 2 5 4 2 4 6 0 0 0 1 2 51
MESSER GRIESHEIM GMBH & CO. 2 1 5 4 0 2 0 3 2 0 2 4 0 1 0 1 2 1 1 4 3 2 0 0 1 1 0 2 1 1 0 1 1 1 2 0 0 0 0 51
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 4 1 4 3 2 0 2 0 1 3 1 1 0 0 3 1 1 0 2 1 4 0 1 2 1 1 2 1 0 0 2 0 1 4 1 0 1 0 0 51
YORK INTERNATIONAL CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 0 0 1 3 1 4 7 4 3 4 4 3 4 4 4 51
COCA-COLA COMPANY 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 2 1 0 4 2 2 1 2 3 1 2 3 1 1 1 0 2 4 6 5 2 0 1 0 49
DANFOSS A/S 1 2 1 1 4 0 0 1 0 2 4 0 1 2 0 2 2 1 2 0 1 2 1 2 1 0 1 0 0 3 3 5 0 0 1 0 1 1 1 49
HOSHIZAKI ELECTRIC CO., LTD. 0 0 0 0 0 0 0 1 0 0 0 0 2 2 1 3 3 9 4 6 6 7 2 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 48
INSTITUT FRANCAIS DU PETROLE 0 1 2 1 0 0 1 0 1 1 1 0 2 4 3 2 1 3 1 0 1 0 0 1 0 0 0 0 2 3 3 5 1 3 0 3 0 1 0 47
MAYTAG CORPORATION 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 2 1 0 0 3 4 2 3 6 2 17 1 3 2 47
TECUMSEH PRODUCTS COMPANY 0 0 0 0 1 0 0 1 2 0 0 4 0 0 0 0 1 2 2 2 2 0 1 1 2 1 1 2 0 1 0 0 1 1 2 4 5 5 3 47
LIQUID CARBONIC CORPORATION 1 0 1 1 0 1 0 1 0 0 0 0 0 2 1 0 0 0 2 2 2 4 2 4 6 4 5 3 1 0 0 0 0 0 0 0 0 0 0 43
ROCKY RESEARCH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 4 5 4 2 5 3 1 0 2 5 2 5 1 0 0 43
VISTEON 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 0 0 0 3 12 10 4 5 2 7 43
WHITE CONSOLIDATED INDUSTRIES, INC. 0 0 3 0 0 0 0 0 0 0 0 2 0 0 0 1 2 1 2 1 1 1 1 0 4 1 2 0 3 6 5 2 1 2 1 1 0 0 0 43
ALLIED-SIGNAL INC. 0 1 1 1 1 0 1 0 5 5 0 1 1 0 1 0 0 0 0 0 2 2 2 0 2 0 0 0 0 2 6 6 2 0 0 0 0 0 0 42
BEHR 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 3 2 1 1 2 4 4 10 5 6 1 3 0 42
AMERICAN STANDARD 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 15 5 11 3 2 2 3 41
HUGHES AIRCRAFT COMPANY 3 2 0 1 2 3 3 1 1 0 0 0 1 3 0 0 0 0 0 2 4 0 0 3 4 2 3 1 2 0 0 0 0 0 0 0 0 0 0 41
PARKER-HANNIFIN CORPORATION 0 2 0 1 2 3 1 2 1 1 0 1 2 0 0 1 0 0 0 0 1 0 0 0 0 2 1 1 2 1 2 3 1 3 1 1 1 1 3 41
SPX CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 8 5 3 7 2 0 0 5 5 3 0 0 0 1 0 41
EATON CORPORATION 0 0 3 0 1 0 0 0 0 0 0 0 1 1 1 0 0 1 0 2 5 4 2 3 3 1 2 3 2 2 0 0 2 0 0 0 0 0 0 39
HUSSMANN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 5 3 1 0 1 1 0 0 0 2 1 1 0 3 3 0 1 1 1 1 2 6 5 39
SUN MICROSYSTEMS, 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 6 11 4 6 4 2 2 2 1 39
BOSCH SIEMENS HAUSGERATE GMBH 0 0 0 0 0 0 0 2 3 2 0 3 0 1 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 4 3 0 9 6 37
EMHART INDUSTRIES, INC. 0 7 1 1 1 1 1 0 2 1 3 2 1 2 4 3 1 2 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 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 2 0 4 2 1 5 2 2 4 2 3 2 4 2 37
UNITED TECHNOLOGIES CORPORATION 4 0 0 1 0 0 0 0 1 0 0 2 0 2 1 2 3 0 0 2 2 0 1 4 0 6 1 1 0 3 0 0 0 0 0 0 0 1 0 37
CHICAGO BRIDGE + IRON COMPANY 0 1 0 0 2 7 2 1 0 0 0 1 3 3 2 3 4 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 35
UNITED STATES OF AMERICA, ARMY 2 0 2 0 2 0 1 1 1 3 0 0 3 4 7 1 2 1 1 0 1 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 35
UNITED STATES OF AMERICA, NAVY 0 1 0 1 0 3 3 0 1 1 1 2 1 1 1 0 1 0 0 0 0 2 0 0 1 2 0 0 1 3 3 2 1 0 0 0 1 0 1 34
AIRCO INC. 2 4 1 1 6 5 1 4 1 1 0 2 1 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 33
EMERSON ELECTRIC CO. 0 0 1 0 0 0 0 0 1 1 0 1 2 0 0 2 3 1 1 0 1 1 0 0 1 0 1 1 0 0 1 1 1 1 2 0 0 7 2 33
KING-SEELEY THERMOS CO. 1 1 1 0 0 4 3 1 1 2 0 0 3 2 1 4 2 2 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 33
DUNHAM-BUSH INC. 3 0 0 1 3 4 2 0 2 1 1 5 3 2 1 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 32
FRICK COMPANY 5 0 2 4 2 3 2 0 1 1 1 2 0 2 3 0 0 0 2 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 32
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 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 13 8 3 3 32
MITSUBISHI HEAVY 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 5 2 7 6 5 3 3 1 0 32
MATSUSHITA REFRIGERATION CO. 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 1 1 3 2 0 5 2 2 4 2 3 1 0 3 31
VALEO CLIMATISATION 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 5 4 3 6 3 3 2 0 1 2 30
FORD MOTOR COMPANY 1 0 0 0 0 0 1 0 1 1 0 0 1 0 0 2 0 0 0 1 1 0 0 0 4 2 1 1 1 3 4 4 0 0 0 0 0 0 0 29
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 0 1 6 5 4 3 3 7 29
IMI CORNELIUS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 2 0 1 0 1 0 1 5 4 4 1 1 2 2 29
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 3 3 0 0 0 1 0 0 1 2 2 2 2 1 3 3 3 0 28
TEXAS INSTRUMENTS, INCORPORATED 2 0 0 0 0 2 4 1 2 0 0 0 1 0 0 0 2 1 1 1 1 1 0 1 0 0 1 2 0 1 0 1 1 0 0 1 1 0 0 28
MODINE MANUFACTURING COMPANY 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 2 1 1 1 0 1 2 0 3 1 1 3 4 0 2 27
ROBERTSHAW CONTROLS COMPANY 1 0 0 0 0 0 0 0 2 0 0 0 3 1 0 0 1 0 1