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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 431, Combustion

( 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
~Individually Owned Patent 35 34 41 30 50 48 51 41 33 41 22 23 43 23 42 36 35 34 37 28 40 37 31 33 30 40 38 42 25 51 58 61 69 38 62 52 46 1480
GTE PRODUCTS CORPORATION 1 11 11 7 6 11 7 6 8 11 6 11 5 9 9 13 2 3 7 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 149
ROBERTSHAW CONTROLS COMPANY 4 9 10 6 3 8 5 7 2 5 5 2 6 1 1 1 1 2 5 4 4 4 4 10 5 12 4 2 1 1 1 2 0 0 0 0 0 137
JOHN ZINK COMPANY 2 2 0 2 8 5 5 5 5 9 8 4 7 2 3 1 2 4 5 2 0 3 0 2 3 1 0 0 0 2 0 0 1 2 5 5 2 107
GENERAL ELECTRIC COMPANY 2 2 2 8 9 7 6 13 4 8 1 3 6 2 2 1 3 0 0 0 0 0 0 2 1 0 1 2 1 3 1 1 4 4 1 0 1 101
HONEYWELL INC. 4 3 3 3 1 3 0 1 1 4 1 6 3 2 7 9 4 2 2 2 2 3 8 3 3 1 3 3 0 0 1 1 0 1 0 0 0 90
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 1 5 1 2 0 1 2 1 2 2 3 4 8 7 10 3 1 2 3 0 2 0 2 2 0 0 1 4 0 2 3 2 1 0 77
TOKAI CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 8 6 0 1 3 3 4 1 1 4 4 9 3 0 4 1 3 60
GAS RESEARCH INSTITUTE 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 3 2 2 3 2 2 1 3 0 4 2 6 1 8 6 1 0 1 0 0 49
EMERSON ELECTRIC CO. 1 1 1 2 6 1 0 4 1 3 1 3 3 1 3 2 1 0 1 0 0 2 0 2 1 0 1 0 0 1 0 0 0 2 0 1 2 47
BIC CORPORATION 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 6 2 4 2 4 6 3 7 1 3 4 46
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 0 8 1 6 2 4 4 4 3 3 3 1 5 2 46
ABB RESEARCH 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 7 1 10 11 5 4 0 0 0 0 40
CARRIER CORPORATION 0 0 1 0 0 0 0 1 0 0 0 0 0 0 3 0 0 1 0 1 3 3 1 1 0 1 2 1 2 5 2 1 0 2 2 2 2 37
TOYOTOMI KOGYO CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 3 5 6 3 7 6 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 34
JOHNSON CONTROLS, INC. 0 0 0 0 0 1 3 4 3 8 2 5 4 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 33
PHILLIPS PETROLEUM COMPANY 1 0 1 0 1 3 2 0 2 1 1 1 0 1 1 3 4 0 0 2 1 3 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 31
COMBUSTION UNLIMITED INCORPORATED 0 0 0 1 1 6 1 2 2 9 4 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 30
HITACHI, LTD 1 0 0 0 0 1 0 0 0 0 2 2 2 2 4 6 1 0 1 2 0 2 1 0 0 2 0 1 0 0 0 0 0 0 0 0 0 30
THE BRITISH PETROLEUM COMPANY P.L.C. 0 2 0 2 2 3 4 1 0 2 1 0 1 2 0 3 3 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 30
U.S. PHILIPS CORPORATION 2 1 3 2 5 1 2 2 2 3 2 0 0 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 30
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 1 0 3 2 3 2 2 3 1 3 3 1 28
BABCOCK & WILCOX COMPANY 1 0 0 0 2 2 3 0 0 1 1 0 0 0 0 1 1 1 1 0 2 1 0 0 0 1 0 0 3 2 1 1 0 1 0 0 1 27
COLEMAN COMPANY INC. 1 1 0 0 1 2 1 1 0 1 0 0 0 0 0 0 2 0 0 2 1 0 0 0 0 2 1 1 1 2 1 2 1 2 0 1 0 27
SHELL OIL COMPANY 0 0 0 4 2 1 2 2 1 0 0 0 0 0 2 0 0 2 0 3 3 0 0 0 2 0 0 0 1 1 1 0 0 0 0 0 0 27
J. EBERSPACHER GMBH & CO. KG 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 1 2 2 0 1 0 2 1 0 0 0 0 1 1 4 1 0 0 0 3 4 26
EASTMAN KODAK COMPANY 0 4 9 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 5 0 0 0 0 0 0 24
EXXON RESEARCH + ENGINEERING CO. 4 1 2 2 1 0 2 0 1 0 1 0 1 2 2 1 0 2 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
INSTITUTE OF GAS TECHNOLOGY 0 3 3 1 1 0 1 0 1 0 0 0 1 0 0 0 0 0 1 0 2 0 1 2 1 2 2 0 0 1 1 0 0 0 0 0 0 24
MANSEI KOGYO KABUSHIKI KAISHA 2 2 2 1 2 5 2 1 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 24
TOSHIBA CORPORATION 0 0 2 0 0 1 0 0 0 0 0 0 0 0 2 5 1 2 3 0 1 2 3 0 0 0 1 1 0 0 0 0 0 0 0 0 0 24
SELAS CORPORATION OF AMERICA 1 0 1 1 1 0 2 0 0 1 1 3 1 0 2 2 0 0 0 0 1 0 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 23
AIR PRODUCTS AND CHEMICALS, INC. 0 0 1 0 0 1 1 0 0 0 1 0 0 0 0 0 0 1 1 0 0 1 0 0 1 2 0 2 2 0 1 0 1 0 2 2 2 22
MAXON CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 2 1 0 0 2 1 2 3 1 1 0 1 1 2 1 0 0 1 22
COEN COMPANY, INC. 0 1 0 1 1 0 1 0 0 0 0 3 1 0 2 1 1 0 1 2 0 0 0 1 0 1 1 0 0 0 0 2 0 0 0 0 1 21
PALOMA KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 5 3 1 2 0 2 2 1 1 0 0 0 0 1 0 0 21
SIEMENS AKTIENGESELLSCHAFT 2 0 1 0 0 2 1 0 0 0 0 1 0 0 2 0 0 0 1 0 1 0 4 0 0 0 1 0 0 0 0 1 0 1 2 1 0 21
S. T. DUPONT S.A. 2 1 0 1 3 4 0 1 2 1 0 0 0 0 0 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
COMBUSTION ENGINEERING INC. 2 1 0 0 2 1 1 0 1 2 0 1 1 0 1 3 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 19
TOKYO GAS COMPANY LIMITED 0 1 1 0 2 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 2 0 0 3 3 0 0 0 2 0 19
RONSON CORPORATION 0 3 4 2 4 1 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 0 1 18
TEXACO INC. 1 1 1 4 2 3 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 18
UNION CARBIDE CORPORATION 0 0 1 0 0 0 0 0 0 1 0 0 0 0 2 1 3 0 2 1 2 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
WESTINGHOUSE ELECTRIC CORP. 0 2 0 2 0 1 1 0 0 0 0 4 3 0 0 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
ASEA BROWN BOVERI 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 4 4 3 2 2 1 0 0 0 17
DOWA CO., LTD. 0 0 0 0 0 2 3 3 1 1 0 0 1 0 1 0 3 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
ELECTRONICS CORPORATION OF AMERICA 1 3 0 3 0 3 0 1 0 1 1 0 2 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
GENERAL MOTORS CORPORATION 0 0 0 0 1 2 5 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 4 2 16
NORTH AMERICAN MANUFACTURING COMPANY 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 4 1 0 0 2 0 1 2 1 16
AQUA-CHEM, INC. 0 0 0 0 0 3 3 1 3 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 15
BRAUN A.G. 0 1 4 2 2 1 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 15
EATON CORPORATION 0 0 1 1 0 1 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 2 3 2 0 0 1 0 0 0 0 0 15
HARPER-WYMAN COMPANY 0 2 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 2 0 0 0 0 1 1 0 2 0 3 0 0 0 0 0 0 15
ITT CORPORATION 0 0 1 2 1 0 1 1 3 3 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
UNITED TECHNOLOGIES CORPORATION 0 0 0 0 2 1 0 2 0 1 0 1 2 0 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 0 1 0 0 1 0 0 0 15
ALSTOM (SWITZERLAND) 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 2 5 6 1 0 14
BRITISH GAS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 0 2 0 1 1 0 0 0 1 2 1 1 1 0 0 0 0 0 0 14
GAZ DE FRANCE 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 1 1 0 1 1 1 0 0 0 3 1 0 0 0 0 2 0 0 0 0 0 14
HAUCK MANUFACTURING COMPANY 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 2 1 0 0 0 0 0 0 0 2 0 0 1 1 0 0 0 2 1 0 0 1 14
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 2 5 3 2 2 14
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 0 0 0 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 2 0 1 4 1 2 1 14
AMERICAN AIR LIQUIDE, 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 5 5 0 0 0 1 13
CRICKET 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 3 4 1 0 0 1 0 3 1 0 0 0 0 0 13
DANFOSS A/S 2 2 1 0 0 0 0 0 0 0 0 0 0 1 0 3 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
ETABLISSEMENTS GENOUD & CIE 0 0 0 1 1 6 3 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 13
FOSTER WHEELER ENERGY INTERNATIONAL, INC. 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1 1 0 0 0 0 1 0 1 0 0 1 0 2 0 1 0 0 0 0 0 0 0 13
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 1 2 1 0 1 1 1 0 0 0 0 1 1 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
RINNAI KABUSHIKI KAISHA 1 0 0 2 0 0 0 0 1 0 0 0 0 1 4 0 0 1 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 13
ASEA BROWN BOVERI LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 4 1 1 1 0 0 0 0 0 0 0 0 0 12
ENGELHARD MINERALS & CHEMICALS CORPORATION 1 0 0 0 0 0 2 2 4 2 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 12
EXXONMOBIL CHEMICAL PATENTS 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 0 0 0 0 12 12
TOYOTA JIDOSHA K.K. 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 1 2 4 0 0 0 0 0 12
BLOOM ENGINEERING COMPANY, INC. 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 1 0 0 0 0 1 0 1 0 1 1 0 0 0 0 0 0 0 1 0 2 0 11
KIDDE, INC. 0 0 0 0 1 4 1 0 0 0 1 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
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 1 0 4 2 2 0 0 0 1 0 0 0 0 0 1 0 11
SOURDILLON 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 0 1 1 1 0 0 1 0 3 2 0 11
A. O. SMITH CORPORATION 0 0 0 0 0 0 0 2 1 1 0 0 0 0 0 0 0 1 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 10
ABB MANAGEMENT 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 1 8 1 0 0 0 0 0 0 0 0 10
LIBERTY COMBUSTION CORPORATION 2 4 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 0 0 0 0 0 10
LINCOLN BRASS WORKS, INC. 0 0 0 0 0 2 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0 0 1 0 0 10
POLYCITY INDUSTRIAL 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 3 2 0 4 0 0 0 0 0 0 0 10
PRECISION COMBUSTION, 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 1 0 0 2 3 2 1 1 0 10
ROBERT BOSCH GMBH 0 2 0 1 1 0 0 1 1 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 10
THE BOC GROUP PLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 5 0 0 1 1 0 0 10
BECKETT GAS, 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 3 0 0 2 9
CATALYTICA 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 4 2 2 1 0 0 0 0 0 0 0 0 0 9
COMBUSTION TEC, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 1 0 0 3 0 1 0 0 1 0 0 0 0 9
ENTERPRISE GENERALE DE CHAUFFAGE INDUSTRIEL PILLARD (SOCIETE ANONYME) 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 0 1 2 0 0 0 9
HITACHI SHIPBUILDING & ENGINEERING CO., LTD. 0 0 0 0 0 1 0 1 1 1 0 1 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
INSTITUT FRANCAIS DU PETROLE 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 2 2 0 0 0 0 0 1 9
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD. 0 1 0 1 0 0 1 1 0 1 1 0 0 0 0 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
MIDLAND-ROSS CORPORATION 1 1 0 1 1 1 2 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 9
NIPPON KOKAN KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 4 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 9
OSAKA GAS COMPANY, LIMITED 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 3 2 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 9
QUANTUM GROUP, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 0 0 0 1 0 0 0 1 0 1 1 0 0 0 0 9
RUHRGAS AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 0 1 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 9
SOCIETE FRANCO-HISPANO-AMERICAINE FRANCISPAM 1 3 2 0 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 0 0 0 0 9
SOLARONICS, INC. 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 1 0 0 1 0 0 1 0 0 0 1 0 0 1 9
SUNDSTRAND CORPORATION 0 0 0 0 1 1 0 2 0 1 0 0 0 0 1 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 2 0 0 0 0 0 1 0 2 0 0 0 0 1 9
VAILLANT, JOH., K.G. 0 1 2 1 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
ZEECO, 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 1 1 0 0 1 0 0 3 1 1 1 9
AMERICAN GAS ASSOCIATION 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 8
BOC GROUP, 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 1 2 1 0 0 0 0 1 0 2 0 0 8
CALICO BRANDS, 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 4 1 0 0 8
CHANNEL PRODUCTS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 0 1 0 0 0 1 0 2 0 0 0 0 0 0 0 8
COLUMBIA GAS SYSTEMS SERVICE CORP. 0 0 3 3 0 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 8
MITSUBISHI JUKOGYO KABUSHIKI KAISHA 0 0 1 0 1 0 1 1 1 0 1 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 8
PERKIN-ELMER CORPORATION 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
RAYTHEON COMPANY 0 0 0 2 0 2 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 8
RHEEM MANUFACTURING COMPANY 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 1 2 0 0 0 1 0 0 8
RINNAI CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 8
ROWENTA-WERKE GMBH 0 1 1 0 0 3 1 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 8
SCRIPTO INC. 0 1 2 0 0 0 1 2 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 8
UNITED STATES OF AMERICA, ENVIRONMENTAL PROTECTION AGENCY 0 0 0 0 0 0 0 0 1 0 0 0 1 2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
UNITED STATES OF AMERICA, NAVY 1 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 8
WEBASTO-WERKE W. BAIER GMBH & CO. 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 3 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
WHIRLPOOL CORPORATION 1 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 1 0 1 2 1 0 0 0 0 0 8
WORGAS BRUCIATORI S.R.L. 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 0 0 0 0 1 1 1 1 1 1 8
ALSTOM TECHNOLOGY 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 4 3 7
APPLICATION DES GAZ 0 0 1 1 1 0 1 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 0 0 0 0 7
ATLANTIC RICHFIELD COMPANY 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 7
BURNER SYSTEMS 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 2 0 2 2 0 0 1 0 0 0 7
DEUTSCHE FORSCHUNGSANSTALT FUR LUFT- UND RAUMFAHRT E.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 2 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 7
EBARA 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 1 0 0 0 0 0 0 0 0 1 0 3 2 7
ECLIPSE, INC. 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 7
FLAMAGAS S.A. 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 1 1 1 7
FORNEY ENGINEERING COMPANY 0 0 1 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 0 0 0 0 0 0 0 0 7
GORDON-PIATT ENERGY GROUP, INC. 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 1 1 3 0 0 0 0 0 0 7
HAMILTON STANDARD CONTROLS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 7
ISUZU MOTORS LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
LENNOX INDUSTRIES INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 2 0 1 0 0 0 0 0 0 1 0 0 0 7
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 1 0 2 1 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 7
POLYCITY ENTERPRISE 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 1 1 4 1 0 0 7
ROCKWELL INTERNATIONAL CORPORATION 0 0 0 1 2 0 0 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 7
TEXAS INSTRUMENTS, INCORPORATED 0 0 5 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 1 0 0 0 0 0 0 7
TOKAI SEIKI CO., LTD. 0 0 0 0 0 0 0 0 0 1 0 3 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
TOYOTOMI 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 2 2 0 1 1 0 0 1 0 0 0 0 0 0 7
TPV ENERGY SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 7
VERNITRON CORPORATION 0 0 0 1 2 0 1 0 1 0 0 0 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 7
COLIBRI LIGHTERS LIMITED 1 0 0 0 1 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 6
DESA 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 1 1 0 1 2 1 0 0 0 0 0 6
ESSEX GROUP, INC. 0 0 0 0 0 0 0 0 0 2 1 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 6
FLAMINAIRE MARCEL QUERCIA 0 2 1 1 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 0 6
GILLETTE COMPANY 0 0 0 0 0 1 2 0 0 0 0 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 6
KERNFORSCHUNGSANLAGE JULICH GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MCGILL INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MESSER GRIESHEIM GMBH & CO. 0 0 1 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 6
MOBIL OIL CORP. 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 2 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
NATIONAL AIROIL BURNER COMPANY, INCORPORATED 2 0 0 0 0 0 0 0 3 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 6
NKK 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 2 0 0 0 1 1 1 0 0 1 0 0 6
PRINCE INDUSTRIAL DEVELOPMENT CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
SLYMAN MANUFACTURING CORPORATION 0 0 0 0 0 0 0 0 0 0 0 1 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 6
SULZER BROTHERS LTD. 0 0 1 2 1 1 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 0 0 0 6
TAPPAN COMPANY 1 2 0 0 1 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 6
THERMATRIX, INC. 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 0 1 0 0 2 0 1 0 0 0 0 6
UNITED STATES OF AMERICA, ARMY 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 6
ABB ALSTOM POWER (SCHWEIZ) 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 4 1 0 0 0 0 5
ADVANCED MECHANICAL TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 5
AMERICAN AIR FILTER COMPANY, INC. 0 0 0 0 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 0 0 0 0 0 0 0 5
AMERICAN STANDARD, INC. 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 5
BATH & BODY WORKS, 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 0 1 2 1 1 5
BLACK, SIVALLS + BRYSON, INC. 0 0 0 0 1 1 1 1 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 5
BROWN, BOVERI + CIE A. G. 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
CEDARAPIDS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 5
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE - CNRS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 5
CLI-CLAQUE 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 1 1 0 1 0 2 0 0 0 0 0 5
FENWAL INCORPORATED 1 2 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 0 0 0 5
GAS TECHNOLOGY INSTITUTE 0 0 0 0 0 0 0 0 0 0 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 5
HOTWORK LIMITED 2 0 0 0 0 1 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 5
INTERNATIONAL THERMAL INVESTMENTS 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 1 1 1 0 0 1 0 0 5
KAWASAKI STEEL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 5
KOBE STEEL LTD. 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 5
L. C. STEINMULLER GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
LA NATIONALE S.A. 0 2 0 0 0 0 1 0 0 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 5
LUMI-LITE CANDLE COMPANY, 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 0 1 1 0 0 5
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 0 4 1 0 0 0 0 5
NIPPON FURNACE KOGYO KAISHA, 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 3 0 0 0 1 0 0 0 0 0 0 5
NIPPON STEEL CORP. 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 5
NORITZ 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 0 0 0 0 0 0 2 3 5
OLIN CORPORATION 0 0 0 0 4 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 0 0 5
OWENS-ILLINOIS INC. 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
PENN CONTROLS INC. 3 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 0 0 0 0 5
R. W. BECKETT 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 1 0 0 0 0 0 0 0 1 1 1 0 1 5
S. C. JOHNSON + SON, 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 1 0 2 0 0 0 0 2 0 5
SANYO ELECTRIC 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 0 0 0 0 2 0 0 1 1 0 0 0 0 0 5
SCHOTT GLASWERKE 0 0 0 0 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 1 0 0 0 1 0 5
STEWART-WARNER CORPORATION 0 3 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 5
SWEDISH MATCH LIGHTERS B.V. 0 0 0 0 0 0 0 0 0 0 0 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 1 5
TELEDYNE INDUSTRIES, INC. 1 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 2 0 0 0 0 0 0 0 0 0 0 5
TETRA MOLECTRIC LIMITED 0 3 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 5
TRW INC. 0 0 0 0 0 1 2 0 0 0 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 5
UNITED STATES OF AMERICA, AIR FORCE 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
W. R. GRACE & CO.-CONN. 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 2 0 0 2 0 0 0 0 0 0 0 0 5
WS WARMEPROZESSTECHNIK GMBH 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 1 0 0 0 2 0 0 0 0 0 0 0 5


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