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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2009 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 418, Rotary Expansible Chamber Devices

( 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 2008 2009 Total
~INDIVIDUALLY OWNED PATENT 52 48 46 44 50 56 62 49 32 30 25 27 16 15 21 28 25 15 23 23 19 24 20 23 18 25 21 20 17 17 12 31 27 24 22 14 10 11 6 9 12 1069
HITACHI, LTD 0 1 0 0 0 1 0 1 0 0 1 1 0 3 5 9 16 6 11 9 7 10 9 6 1 6 6 6 3 5 2 7 17 7 5 2 1 3 3 6 0 176
SANDEN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 17 15 10 4 2 4 4 3 4 1 2 5 2 3 4 6 13 9 4 2 3 0 0 6 3 0 128
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 5 3 2 0 1 2 1 2 1 2 8 4 4 11 8 10 10 13 10 5 4 1 3 1 4 5 2 123
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 3 14 9 10 12 12 3 8 4 4 6 7 4 2 4 2 3 0 0 2 2 0 0 0 0 1 116
CARRIER CORPORATION 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 3 4 3 10 7 3 4 4 8 2 4 4 13 4 3 6 7 2 4 1 0 2 100
GENERAL MOTORS CORPORATION 4 0 0 3 8 19 18 11 1 1 1 0 0 2 4 1 1 0 0 0 3 0 0 1 3 8 1 0 1 0 0 3 1 1 1 0 1 0 0 0 0 98
SCROLL 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 11 21 22 9 7 5 1 7 4 2 91
EATON CORPORATION 0 0 1 1 0 3 5 4 3 0 1 0 1 3 1 2 2 8 5 3 3 1 3 5 2 3 2 2 2 1 0 10 0 2 1 5 0 1 1 0 2 89
COPELAND CORPORATION 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 1 1 2 2 2 2 4 2 9 8 11 4 3 3 6 9 4 4 3 0 1 1 0 0 85
ROBERT BOSCH GMBH 0 1 0 3 0 4 2 9 4 2 1 2 7 3 2 4 7 1 1 2 0 2 1 1 0 2 1 1 1 0 2 4 1 1 6 1 1 1 1 0 0 82
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 1 1 1 0 1 4 4 4 6 4 7 12 21 12 78
TOSHIBA CORPORATION 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 6 1 5 2 6 2 8 8 6 7 1 3 3 3 2 2 2 4 0 0 0 0 0 0 0 73
SANYO ELECTRIC CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 3 0 0 0 0 2 1 6 4 2 3 3 2 4 5 8 15 61
TECUMSEH PRODUCTS COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 4 2 4 5 2 5 3 2 0 2 3 6 3 0 2 5 2 4 1 2 1 59
CATERPILLAR INC. 1 0 0 0 0 0 0 21 18 10 1 2 0 4 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 0 58
DANFOSS A/S 4 2 5 3 4 5 4 0 1 1 1 0 0 3 1 3 3 3 2 1 0 0 0 0 1 0 0 0 3 1 0 3 1 0 2 0 0 0 0 0 0 57
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 2 0 0 0 0 1 1 1 3 6 3 11 7 2 2 0 0 6 5 0 0 0 0 0 0 0 53
CURTISS-WRIGHT CORPORATION 4 1 3 5 4 4 10 5 6 2 3 0 1 0 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 51
DAIKIN INDUSTRIES LIMITED 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 2 1 1 3 2 0 0 4 2 0 2 0 6 2 2 5 12 48
MAZDA MOTOR CORPORATION 2 2 4 1 1 5 2 3 3 4 0 4 1 2 2 0 0 2 1 5 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 46
ANEST IWATA 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 3 1 1 3 0 1 4 3 9 9 8 3 45
INGERSOLL-RAND COMPANY 2 3 1 0 1 0 1 1 0 4 2 0 0 1 3 3 3 0 1 2 1 1 1 2 2 1 2 0 1 0 0 0 0 1 1 0 0 0 1 0 0 42
TRW INC. 2 1 7 2 4 3 3 3 1 4 0 1 1 0 1 1 2 0 0 1 0 0 2 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 42
SVENSKA ROTOR MASKINER AKTIEBOLAG 4 0 0 1 1 0 3 2 2 1 1 0 0 0 0 3 0 1 0 3 0 1 3 2 0 1 2 0 2 2 2 0 1 0 1 1 0 0 1 0 0 41
DAIMLER-BENZ AKTIENGESELLSCHAFT 6 2 2 3 3 8 6 4 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 40
DIESEL KIKI CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 11 3 3 3 6 3 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 39
FORD MOTOR COMPANY 0 1 0 1 2 2 8 3 1 1 0 1 0 0 0 0 2 0 0 0 0 0 1 1 2 5 1 2 1 0 2 2 0 0 0 0 0 0 0 0 0 39
MITSUBISHI JUKOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 0 2 0 0 4 3 8 3 8 1 5 1 0 0 0 0 0 0 0 0 0 0 39
AUDI NSU AUTO UNION AKTIENGESELLSCHAFT 0 0 1 3 5 7 8 5 3 2 1 0 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 38
WANKEL GMBH 0 0 0 1 0 0 0 0 2 2 1 1 0 0 0 2 0 0 1 5 10 4 4 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
NIPPON PISTON RING CO., LTD. 1 0 0 0 1 2 3 2 2 0 1 1 0 1 0 1 5 8 5 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 0 0 0 0 0 0 0 0 0 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 15 5 2 3 3 2 3 34
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 7 7 4 6 3 1 0 0 2 2 32
BORG-WARNER CORPORATION 2 1 1 3 4 1 3 0 3 3 2 1 1 0 1 1 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 30
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 3 1 3 1 2 4 2 1 0 1 0 0 1 3 0 0 2 0 0 2 0 0 1 30
NIPPONDENSO CO., LTD. 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 2 1 3 2 0 0 0 0 1 1 2 7 2 4 0 0 0 0 0 0 0 0 0 0 0 28
TOYOTA JIDOSHA K.K. 0 0 0 0 0 0 8 5 1 2 1 0 4 0 0 0 0 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 26
ARTHUR D. LITTLE ENTERPRISES, INC. 0 0 0 0 0 0 2 4 0 2 1 1 1 0 0 2 0 0 0 0 0 3 1 1 3 3 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 25
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 1 2 1 1 1 1 2 0 1 0 0 0 1 3 3 5 1 1 24
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 0 0 5 5 1 3 3 0 1 3 1 1 23
GENERAL ELECTRIC COMPANY 0 1 2 0 2 1 4 0 1 0 0 1 0 0 1 0 0 1 1 0 0 6 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
NISSAN MOTOR COMPANY, LIMITED 0 0 0 0 2 5 1 1 2 1 0 0 0 0 2 0 3 0 0 2 2 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 23
PARKER-HANNIFIN CORPORATION 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 4 0 2 0 0 0 0 0 0 0 0 1 1 1 0 6 1 0 2 0 0 23
SUNDSTRAND CORPORATION 0 0 1 2 2 0 0 0 1 0 1 0 0 0 0 0 2 9 1 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
CHANDLER EVANS INC. 4 4 2 4 1 1 0 0 1 0 0 0 1 1 0 0 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 22
NIPPON SOKEN, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 5 2 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 1 1 0 0 2 0 22
AISIN SEIKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 3 6 1 0 0 0 2 0 0 0 2 0 0 1 1 0 0 0 0 1 21
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 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 0 1 3 4 2 2 0 0 0 3 1 1 21
UNISYS CORPORATION 4 3 2 3 3 2 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 0 0 0 0 21
ATLAS COPCO AB 1 0 1 0 2 3 0 4 0 1 1 1 3 0 0 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 20
AMERICAN STANDARD, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 3 1 1 2 0 2 2 0 2 0 0 1 0 3 0 0 0 0 0 0 0 0 0 19
THE BOC GROUP PLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 2 1 1 1 0 1 3 2 1 1 1 0 1 0 0 18
WHITE HYDRAULICS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 4 0 0 1 1 0 0 0 3 2 2 1 0 1 0 0 0 0 17
EAGLE INDUSTRY CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 11 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
SMITH INTERNATIONAL INC. 0 0 0 0 0 1 3 6 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 16
BENDIX CORPORATION (NOW ALLIED-SIGNAL INC.) 0 1 2 1 3 0 0 0 0 1 0 0 1 1 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 15
EBARA CORPORATION 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 2 1 0 1 1 1 1 0 0 2 0 0 1 1 0 0 15
LUK FAHRZEUG-HYDRAULIK GMBH & CO. KG 0 0 0 0 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 4 1 2 1 1 0 0 0 1 1 15
TOKICO LTD. 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 0 3 1 0 3 0 1 1 0 0 0 0 0 15
UNITED STATES OF AMERICA, NAVY 0 0 0 1 0 0 1 0 0 0 1 1 0 0 0 0 0 0 1 1 1 1 2 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
DIESEL EQUIPMENT LTD. 0 0 0 0 0 0 0 2 0 3 3 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 14
EMERSON CLIMATE 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 0 0 0 0 0 0 3 7 4 14
LEYBOLD-HERAEUS GMBH 5 1 1 0 0 0 0 0 0 0 0 0 1 0 1 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 14
LUCAS INDUSTRIES PUBLIC LTD. COMPANY 3 1 1 1 1 1 1 2 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 14
OUTBOARD MARINE CORPORATION 1 0 0 0 1 3 3 2 3 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 14
RECHI PRECISION 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 3 2 1 4 1 1 0 0 0 14
KAYABA INDUSTRY CO., LTD. 0 0 0 0 0 1 0 0 0 2 0 0 3 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 2 0 13
LEYBOLD AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 2 0 3 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 13
MANNESMANN REXROTH GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 3 1 1 2 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
TOYODA KOKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 2 0 0 0 0 0 0 1 1 1 1 0 1 1 0 0 0 13
ZEXEL CORPORATION 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 2 1 1 2 2 1 0 0 0 0 0 0 0 0 13
ZF FRIEDRICHSHAFEN, AG 0 1 0 1 0 0 1 0 0 0 0 1 2 1 1 2 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 13
GOLDSTAR COMPANY, LTD. 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 3 3 2 0 0 0 0 0 0 0 0 0 0 0 0 12
STAL REFRIGERATION AB 0 0 0 0 0 0 3 0 1 1 0 3 0 0 0 1 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
ABEX CORPORATION 2 0 2 0 1 2 1 0 0 0 0 1 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 11
AGINFOR AG FUR INDUSTRIELLE FORSCHUNG 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
DORNIER SYSTEM GMBH 0 0 0 0 1 1 4 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 0 0 0 11
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 3 1 0 0 11
MAAG PUMP SYSTEMS TEXTRON 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 1 0 2 3 0 1 1 1 2 0 0 0 0 0 0 0 0 11
MONO PUMPS LIMITED 0 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 4 0 0 3 0 0 0 0 0 1 0 0 0 0 0 0 0 0 11
VAN DOORNE'S TRANSMISSIE 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 1 0 0 0 1 0 1 1 5 0 2 0 0 0 0 0 11
VICKERS, INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 0 3 1 0 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 11
ATELIERS BUSCH 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 0 3 1 3 0 2 0 0 0 0 1 10
ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP 0 0 0 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 2 0 1 0 1 1 1 0 0 1 10
BITZER KUEHLMASCHINENBAU GMBH 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 1 0 0 0 0 0 1 2 1 0 1 1 1 0 1 10
CONCENTRIC PUMP LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 10
EMPRESA BRASILEIRA DE COMPRESSORES S/A-EMBRACO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 7 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 10
J. M. VOITH TURBO GMBH & CO. KG 0 0 0 0 0 0 0 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 1 1 3 0 0 0 0 2 0 10
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 1 0 1 0 1 0 0 0 1 1 1 0 0 1 0 0 0 0 10
VOLKSWAGENWERK AKTIENGESELLSCHAFT 0 0 0 0 0 2 2 1 0 0 0 2 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 0 0 0 0 10
BARMAG BARMER MASCHINENFABRIK AG 0 1 0 0 1 0 0 0 0 0 1 1 1 0 0 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 9
J. M. VOITH 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 2 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 9
MAAG GEAR-WHEEL & MACHINE COMPANY LIMITED 1 1 0 2 0 1 0 0 0 0 0 1 1 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 9
UNISIA JECS 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 1 0 0 0 0 1 5 0 0 2 0 0 0 0 0 0 9
ATSUGI MOTOR PARTS, CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
DOWTY HYDRAULIC UNITS LIMITED 1 1 0 0 1 1 0 0 0 0 0 0 0 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 0 0 8
PIERBURG AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 1 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 8
THERMO KING CORPORATION 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 1 1 0 0 0 0 0 0 8
TOCHIGI-FUJI SANGYO 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 0 0 0 1 2 1 2 2 0 0 0 0 0 0 0 0 8
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 0 2 2 2 1 0 0 0 1 8
WALBRO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 1 0 0 0 0 0 0 1 0 0 0 2 0 0 0 0 0 0 0 0 0 8
AIR SQUARED, 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 2 0 2 0 1 1 0 0 0 0 0 0 7
CHICAGO PNEUMATIC TOOL COMPANY 0 1 0 0 1 1 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 0 0 0 0 0 0 0 0 7
COLTEC INDUSTRIES 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 1 1 0 0 0 1 0 0 0 0 0 7
COMMERCIAL SHEARING INC. 0 0 0 0 0 1 0 0 0 0 0 1 1 1 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 7
DRESSER INDUSTRIES, INC. 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 7
EMERSON ELECTRIC CO. 0 2 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 1 1 0 0 0 0 0 0 0 0 7
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 3 0 0 1 0 0 0 0 0 1 7
GENERAL SIGNAL CORPORATION 1 0 1 0 0 0 0 0 0 0 1 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
J. J. BAKER COMPANY LIMITED 0 0 1 4 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 0 7
LEYBOLD VAKUUM GMBH 0 0 0 0 0 0 0 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 1 1 1 2 0 0 0 7
MITSUBISHI MATERIALS 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 1 1 0 1 0 0 2 1 0 0 0 7
NETZSCH-MOHNOPUMPEN-GMBH 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 0 0 0 0 0 0 3 0 1 1 7
RINEER HYDRAULICS, INC. 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 7
TRANE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 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 7
VILTER MANUFACTURING CORPORATION 0 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
1564330 ONTARIO, 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 1 2 1 1 1 6
ALLIANCE COMPRESSORS 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 2 0 3 1 0 0 0 0 0 0 0 0 0 0 0 6
ARGO-TECH 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 1 0 2 0 0 0 1 1 0 1 6
BARMAG AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 6
BATTELLE DEVELOPMENT CORPORATION 0 1 1 2 1 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 0 0 0 0 0 0 0 0 0 0 6
BLACK & DECKER INC. 1 2 0 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 0 0 0 0 0 0 0 0 0 0 0 0 0 6
BORSIG GMBH 0 0 0 1 0 0 0 0 0 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 6
CALSPAN CORPORATION 0 0 0 0 0 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 0 0 0 0 0 0 0 0 6
DAIDO METAL COMPANY 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 6
DELAWARE CAPITAL FORMATION, 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 1 0 0 1 2 0 0 0 0 0 1 0 1 0 6
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 0 3 1 1 0 1 0 0 0 6
FRICK COMPANY 0 0 0 0 0 0 0 2 0 0 0 0 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 0 6
ITT CORPORATION 1 0 1 0 1 0 2 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 0 0 0 0 0 6
JIDOSHA KIKI CO. LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 6
KABUSHIKI KAISHA KOMATSU SEISAKUSHO 0 0 1 1 0 1 2 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 0 0 0 0 0 0 0 0 6
PLESSEY COMPANY LIMITED 4 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 0 0 0 0 0 0 0 6
ROBBINS + MYERS, INC. 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 6
SAUER-DANFOSS (NORDBERG) A/S 0 0 0 0 0 0 0 0 0 0 0 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 0 0 1 0 6
SCHWABISCHE HUTTENWERKE GMBH 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 0 0 0 1 1 0 1 0 1 0 0 1 0 6
SEIKO SEIKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 6
SULLAIR TECHNOLOGY AB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 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 6
TAIKO KIKAI INDUSTRIES 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 0 1 3 1 0 1 0 0 0 0 6
TOSHIBA CARRIER 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 1 0 1 2 1 0 1 6
TROCHOID POWER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 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 6
VARIAN, 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 0 0 0 1 1 0 3 0 0 6
ALLIED-SIGNAL 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 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
ANSPACH EFFORT, 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 0 1 2 0 2 5
ARO CORPORATION 1 0 0 0 0 1 0 0 0 0 0 1 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 0 0 0 5
CORNELL AERONAUTICAL LABORATORY, INC. 3 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 0 0 0 0 0 0 0 0 0 5
DEERE + COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
DRESSER-RAND COMPANY 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 0 0 0 1 0 0 0 0 0 1 0 0 0 5
FUJITSU GENERAL 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 0 0 1 0 1 1 0 2 0 5
G.L. REXROTH GMBH 0 0 0 0 0 0 0 1 0 0 1 0 1 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 5
GARDNER-DENVER COMPANY 0 0 0 1 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 0 0 0 5
HITACHI AIR CONDITIONING SYSTEMS, 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 0 0 2 1 0 0 1 0 1 0 5
HYPRO, INC. 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 0 0 0 1 1 0 0 0 0 0 0 0 0 5
IMPERIAL RESEARCH LLC 0 0 0 0 0 0 0 0 0 0 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 0 0 0 5
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 1 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 0 0 0 0 0 0 1 5
LAMINA, INC. 1 1 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 0 0 0 0 0 0 0 5
LEAR SIEGLER, INC. 1 0 1 0 0 1 0 0 0 0 0 0 1 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 5
RAMSEY CORPORATION 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 0 0 0 0 5
ROLLS-ROYCE PLC 0 1 1 0 0 0 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 0 0 0 5
ROVAC CORPORATION 0 0 0 0 0 0 1 0 0 1 0 0 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 5
SANKYO ELECTRIC COMPANY, LIMITED 0 0 0 0 0 0 0 0 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 5
SOCIETE ANONYME DBA 0 0 0 0 0 0 0 0 0 0 0 1 0 0 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 5
SUNTEC INDUSTRIES INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
TUTHILL CORPORATION 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 0 0 1 0 1 1 0 0 0 0 0 0 5
VARIAN ASSOCIATES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 5
VOLKSWAGEN AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
WESTINGHOUSE ELECTRIC CORP. 0 0 0 0 0 0 0 0 0 1 0 2 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
YAMADA MANUFACTURING 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 0 0 0 0 0 0 1 0 2 2 5


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email: oeip@uspto.gov

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