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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 - 2008 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 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 1057
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 6 176
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 3 128
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 5 121
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 0 115
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 98
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 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 89
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 87
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 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 82
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 73
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 66
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 58
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 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 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 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 51
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 46
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 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 42
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 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 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 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 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 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 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 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 38
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 36
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 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 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 31
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 30
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 30
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 1 0 0 2 0 0 28
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 28
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 25
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 25
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 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 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 23
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 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 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 22
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 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 22
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 21
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 20
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 20
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 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 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 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 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 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 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 15
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 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 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 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 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 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 14
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 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 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 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 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 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 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 13
ZAHNRADFABRIK 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 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 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 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 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 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 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 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 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 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 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 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 11
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 10
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 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 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 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 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 10
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 9
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 9
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 9
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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 7
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 7
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 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 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 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 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 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 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 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 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 6
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 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 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 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 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 6
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 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 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 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 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 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 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 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 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 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 6
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 5
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 5
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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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 5
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 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 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 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 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 5



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