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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 181, Acoustics

( 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 21 32 34 43 41 32 34 42 25 28 26 41 36 35 29 34 33 33 35 30 39 34 33 22 42 30 24 26 32 38 54 53 31 35 42 22 26 11 15 26 39 1338
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 0 0 0 0 0 1 1 0 0 3 0 1 0 2 0 4 1 2 5 0 1 1 0 2 0 0 3 3 6 2 3 2 4 2 4 1 2 7 1 64
ATLANTIC RICHFIELD COMPANY 0 1 2 0 1 1 1 5 4 4 0 2 5 0 2 2 0 0 7 6 6 2 5 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 60
TENNECO INC. 0 3 9 8 10 5 3 1 0 3 1 1 0 1 0 0 0 0 0 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 50
UNITED STATES OF AMERICA, NAVY 3 5 5 0 2 0 4 1 3 2 1 1 0 2 1 0 2 0 2 0 0 0 0 1 1 0 1 2 0 1 0 3 0 1 2 0 1 0 1 0 0 48
INSTITUT FRANCAIS DU PETROLE 1 2 0 0 2 4 0 3 1 0 0 2 4 0 0 0 0 2 2 3 3 3 2 3 0 0 1 0 1 0 1 1 2 1 0 0 1 1 0 1 0 47
SCHLUMBERGER TECHNOLOGY CORPORATION 0 4 0 0 0 1 0 2 1 0 0 1 0 0 0 1 0 0 1 1 4 0 4 1 2 3 0 0 1 1 1 0 3 3 2 3 0 0 2 3 2 47
ROHR INDUSTRIES INC. 0 3 23 12 2 0 1 0 1 0 0 0 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 46
EXXON PRODUCTION RESEARCH COMPANY 1 0 1 0 0 1 2 0 2 2 2 2 1 1 3 1 2 1 3 0 1 3 1 1 2 3 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 40
NISSAN MOTOR COMPANY, LIMITED 0 0 0 0 0 0 0 0 1 0 0 1 1 1 3 3 2 4 2 1 1 2 0 0 1 1 0 0 1 4 2 2 1 1 2 2 0 0 0 0 1 40
GENERAL ELECTRIC COMPANY 2 4 3 3 2 3 1 3 1 2 1 1 1 0 1 0 1 0 0 1 0 1 0 0 0 1 0 0 0 0 0 1 2 0 0 1 0 0 1 1 1 39
BOEING COMPANY 1 1 2 1 1 3 0 0 1 1 1 1 4 1 2 2 0 2 0 0 0 1 0 0 0 0 0 0 0 0 1 0 2 1 0 1 1 0 1 2 2 36
CONOCO, INC. 1 1 0 1 2 0 0 0 1 3 4 0 0 2 2 1 2 1 2 3 4 0 1 1 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 1 0 0 0 1 1 1 0 1 1 0 2 1 0 2 1 0 1 0 1 3 1 0 1 0 1 1 1 2 2 1 1 0 2 1 1 1 0 2 0 35
MINNESOTA MINING AND MANUFACTURING COMPANY 0 3 2 1 1 0 0 1 0 1 0 2 0 0 0 2 1 0 1 1 2 2 3 1 1 1 2 1 1 3 2 0 0 0 0 0 0 0 0 0 0 35
PIONEER ELECTRONIC CORPORATION 0 0 0 2 3 1 0 1 2 1 2 1 0 2 0 0 2 3 2 1 0 3 3 2 2 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 35
SONY CORPORATION 0 0 0 0 0 0 1 0 0 0 2 1 1 0 0 0 0 1 1 2 0 0 3 0 1 1 3 0 1 3 3 0 0 0 1 0 1 0 0 1 3 30
UNITED TECHNOLOGIES CORPORATION 0 0 1 1 0 1 0 3 0 1 1 3 3 0 1 1 1 0 0 0 0 0 1 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 3 4 2 30
WESTERN GEOPHYSICAL CO. OF AMERICA 1 1 4 4 1 2 2 1 3 4 1 2 1 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 0 30
TEXAS INSTRUMENTS, INCORPORATED 1 2 1 3 1 0 2 0 4 1 1 4 3 0 1 2 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 29
DONALDSON COMPANY, INC. 0 0 0 1 2 1 0 1 1 0 0 0 1 2 1 0 0 2 0 0 0 1 0 1 0 1 1 0 0 2 1 1 1 2 1 0 1 0 0 0 0 25
WESTERN ATLAS INTERNATIONAL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 4 0 1 2 1 0 2 1 0 1 1 2 2 0 0 0 0 0 0 0 0 23
MOBIL OIL CORP. 5 4 0 1 1 0 0 1 1 1 0 0 0 0 1 0 0 0 0 1 0 2 0 0 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 21
AP PARTS MANUFACTURING COMPANY 0 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 2 1 3 1 0 0 0 0 0 0 0 0 0 0 20
GENERAL MOTORS CORPORATION 1 0 1 2 1 0 2 3 0 0 0 0 1 1 0 0 0 2 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 20
NELSON INDUSTRIES, INC. 0 0 0 0 0 0 0 0 1 1 2 0 1 1 0 2 0 1 2 0 1 0 1 1 0 1 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 20
PIONEER 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 2 0 6 4 0 3 5 0 20
NIPPON GAKKI SEIZO KABUSHIKI KAISHA 1 0 5 4 2 1 1 0 0 0 0 0 0 2 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 18
ARVIN INDUSTRIES, INC. 2 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 2 0 0 0 1 2 2 1 0 0 0 0 0 0 0 0 17
BOSE CORPORATION 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 1 0 0 0 2 1 1 0 3 0 0 2 0 0 0 0 1 0 0 0 0 0 3 17
CATERPILLAR INC. 0 0 0 0 2 4 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 2 0 1 17
HARMAN INTERNATIONAL INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2 0 0 0 0 0 1 0 0 0 0 0 3 1 1 3 2 2 0 17
J. EBERSPACHER 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 2 1 1 0 0 1 2 2 1 1 5 16
KIORITZ CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 0 0 1 0 1 0 0 2 1 1 1 0 0 3 1 0 0 0 0 1 0 0 0 0 0 16
BRIDGESTONE CORPORATION 0 0 0 0 0 0 0 0 0 1 3 0 0 0 0 0 0 1 0 3 2 0 0 2 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 15
LOCKHEED CORPORATION 0 0 0 0 1 3 2 0 0 1 1 2 1 0 2 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 15
PHONAK 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 0 0 2 3 2 1 1 3 2 1 15
DEERE + COMPANY 0 0 0 0 0 0 0 0 0 2 0 1 3 1 0 1 0 0 0 1 0 0 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 14
SOCIETE NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEURS D'AVIATION "S.N.E.C.M.A." 0 1 0 2 2 1 0 3 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 14
TEXACO INC. 0 0 0 0 0 5 2 0 2 0 0 0 1 0 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 14
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 0 0 0 0 1 2 1 0 0 1 2 0 1 0 1 0 0 0 0 2 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
ANDREAS STIHL AG & 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 1 0 0 0 0 3 2 1 1 0 0 1 1 1 2 0 13
CARRIER CORPORATION 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 2 0 1 1 0 2 0 0 0 0 0 1 1 1 0 0 0 13
FORD MOTOR COMPANY 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 2 1 1 4 0 1 0 0 0 0 0 0 1 0 0 0 0 13
KAWASAKI JUKOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 2 0 0 0 3 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2 0 13
SHELL OIL COMPANY 1 0 2 1 0 0 1 0 0 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
BOLT ASSOCIATES, INC. 0 0 0 1 1 1 0 1 0 1 0 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 0 0 0 0 0 12
COMPAGNIE GENERALE DE GEOPHYSIQUE 0 0 0 0 2 0 0 0 0 0 1 0 0 3 1 0 1 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 12
DRESSER INDUSTRIES, INC. 0 1 0 1 0 1 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 1 0 1 0 1 0 0 0 0 12
RPG DIFFUSOR SYSTEMS, INC. 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 0 1 1 0 1 0 1 0 1 0 0 0 2 0 12
DAIMLER-CHRYSLER 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 0 0 0 0 0 0 2 1 3 2 1 1 0 1 0 0 11
HALLIBURTON ENERGY SERVICES, 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 0 2 0 2 0 1 1 0 3 0 1 11
HYDROACOUSTICS INC. 0 0 0 0 0 0 1 2 0 1 2 1 0 0 0 0 0 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
IMPERIAL CHEMICAL INDUSTRIES PLC 0 2 1 0 3 0 0 1 1 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 0 0 0 0 0 11
MCDONNELL DOUGLAS CORP. 1 2 0 1 0 2 0 2 0 1 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 0 0 0 0 11
OWENS-CORNING FIBERGLAS 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 0 0 0 0 0 0 2 3 2 1 2 0 0 0 1 0 0 11
SIEMENS AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 3 1 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 11
U.S. PHILIPS CORPORATION 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 3 0 0 1 2 0 1 0 0 0 0 0 0 0 0 11
WALKER MANUFACTURING COMPANY 4 5 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 0 0 11
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 0 0 0 0 0 2 0 0 0 0 1 0 1 3 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 3 11
BAKER HUGHES INCORPORATED 0 0 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 2 1 1 2 0 0 1 10
E. I. DU PONT DE NEMOURS AND COMPANY 0 1 0 2 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 10
HERCULES INCORPORATED 1 3 2 0 0 0 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 10
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 2 2 0 0 1 1 1 1 0 0 0 0 2 10
MESSERSCHMITT-BOLKOW-BLOHM GMBH 0 0 1 1 0 0 0 0 0 0 2 1 1 3 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 10
MOTOROLA, INC. 0 0 1 0 0 1 0 1 0 0 1 1 0 1 0 0 0 0 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 10
NORTHROP GRUMMAN 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 1 2 5 1 1 0 0 0 0 0 0 0 0 0 10
OUTBOARD MARINE CORPORATION 0 0 1 0 1 2 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 10
ROLLS-ROYCE PLC 0 1 0 2 1 0 0 0 0 0 1 1 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 1 0 0 0 10
AIRBUS FRANCE 0 0 0 0 0 0 0 0 0 0 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 0 0 0 2 9
AMOCO CORPORATION 0 0 0 0 0 0 0 0 2 0 0 1 0 1 0 0 0 2 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
CASCADE ENGINEERING, 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 2 0 3 1 2 0 0 0 0 0 0 0 0 0 9
ELECTRO-VOICE, INCORPORATED 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2 2 2 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
LORD CORPORATION 1 0 0 0 0 0 0 0 0 1 2 0 2 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 9
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 2 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 9
OWENS-CORNING FIBERGLAS CORPORATION 3 0 0 0 0 0 0 1 0 0 0 3 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 9
SIEMENS VDO AUTOMOTIVE, 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 5 2 2 0 0 0 9
3M INNOVATIVE PROPERTIES 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 0 0 0 0 0 0 1 2 1 0 1 2 0 0 0 0 1 8
ACOUSTIC FIBER SOUND SYSTEMS, INC. 0 0 0 0 2 3 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 0 0 0 0 0 8
AKTIEBOLAGET ELECTROLUX 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 1 0 1 2 0 0 1 0 0 0 0 2 0 0 8
BRUNSWICK CORPORATION 0 0 0 0 0 0 1 1 1 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 0 2 0 0 0 0 0 8
CALSONIC KANSEI 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 1 0 0 2 2 2 8
INGERSOLL-RAND COMPANY 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 1 0 1 0 2 0 0 0 0 0 0 0 0 0 0 2 8
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 1 0 2 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 1 0 0 0 0 1 1 8
TOSHIBA CORPORATION 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 2 8
UNITED STATES OF AMERICA, ARMY 0 1 0 0 0 0 0 0 0 1 0 0 0 2 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 8
AKG AKUSTISCHE U. KINO-GERATE GESELLSCHAFT M.B.H. 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
ALLIED-SIGNAL INC. 0 0 0 1 0 1 0 0 0 0 0 0 2 0 0 0 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 7
AWI LICENSING 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 0 0 0 0 0 0 0 0 0 3 1 1 0 2 0 0 0 7
BERTIN + CIE PLAISIR 0 1 4 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 0 0 0 0 0 0 7
BOLT TECHNOLOGY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 7
CABOT SAFETY INTERMEDIATE 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 1 1 0 0 1 0 1 0 1 0 0 1 1 7
CARL FREUDENBERG KG 0 0 0 0 0 0 0 1 0 1 0 0 0 0 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 7
CHEVRON RESEARCH & TECHNOLOGY CO. 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
COLLINS & AIKMAN PRODUCTS 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 0 0 0 0 0 3 1 1 2 0 0 0 7
DANA 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 0 2 2 1 1 0 0 0 7
LEAR 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 1 0 1 1 1 2 1 0 0 7
NITTO BOSEKI 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 0 0 1 0 2 0 1 1 1 0 0 0 0 0 0 0 0 0 7
ONKYO 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 1 1 0 0 1 0 1 2 7
PORSCHE AG 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 0 1 0 0 2 0 0 1 2 7
TENNESSEE GAS PIPELINE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
TOYODA GOSEI 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 1 0 2 1 0 0 0 0 1 0 0 0 0 2 7
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
VICTOR COMPANY OF JAPAN, LIMITED 1 0 0 0 0 0 0 0 0 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 0 0 0 0 2 1 7
YAMAHA 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 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 3 7
AP INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
AVID CORPORATION 0 1 1 0 2 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 0 0 0 0 0 0 0 6
BOLT BERANEK AND NEWMAN INC. 1 0 0 0 2 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 0 0 0 0 0 0 0 0 0 6
BRIGGS + STRATTON CORPORATION 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 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 6
CHRYSLER MOTORS CORPORATION 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 6
CONTINENTAL GROUP, INC. 0 0 0 0 1 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 6
CONWED CORPORATION 2 0 1 0 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 0 0 6
DR. ALOIS STANKIEWICZ GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
FLEETGUARD, 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 1 2 0 1 1 0 1 6
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 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 0 0 0 1 1 1 0 0 0 1 0 0 0 0 0 6
HANS LIST 0 1 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 0 0 0 0 0 0 0 0 6
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 0 0 0 0 0 1 0 5 0 6
INDUSTRIAL VEHICLES INTERNATIONAL INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 2 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 6
KABUSHIKI KAISHA KENWOOD 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 1 0 1 0 0 0 0 0 0 1 0 1 0 0 6
MEYER SOUND LABORATORIES, 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 1 1 0 0 0 2 0 0 0 1 0 0 6
NIHON RADIATOR CO., LTD. (NIHON RAJIEETA KABUSHIKI KAISHA) 0 0 1 0 0 0 0 0 0 1 1 1 0 1 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 6
SAMSUNG ELECTRONICS CO., LTD. 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 0 1 1 0 1 0 0 0 1 0 0 0 6
SEISMOGRAPH SERVICE CORPORATION 0 1 0 1 0 0 0 1 0 0 1 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 0 0 0 0 0 6
TECUMSEH PRODUCTS COMPANY 0 0 0 1 0 1 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 6
TOYOTA JIDOSHA K.K. 0 0 0 0 0 0 0 0 0 2 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 1 0 0 1 0 6
VOLKSWAGENWERK AKTIENGESELLSCHAFT 0 0 0 0 1 0 0 0 1 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 0 0 0 0 0 6
WESTINGHOUSE ELECTRIC CORP. 1 0 1 0 1 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 0 0 0 0 0 6
AB VOLVO 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 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 5
ALTEC CORPORATION 0 1 0 0 0 0 0 0 1 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 5
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 0 0 0 0 0 0 0 0 0 2 1 2 5
B + W LOUDSPEAKERS LIMITED 0 0 0 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 1 0 0 0 0 1 0 1 0 0 5
CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION CO., LTD. 0 1 1 0 0 0 0 0 0 1 0 0 0 0 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 5
DAIMLER-BENZ AKTIENGESELLSCHAFT 1 0 1 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 1 0 0 0 0 0 0 0 0 0 0 0 0 5
FLOWMASTER, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 5
GRUMMAN AEROSPACE CORPORATION 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 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 5
HEINRICH GILLET 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 1 0 1 1 0 0 0 0 1 0 0 1 0 0 5
HITACHI, LTD 0 0 1 0 0 0 1 0 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 0 1 0 0 5
INDUSTRIAL ACOUSTICS COMPANY, INC. 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 5
INDUSTRIAL RESEARCH PRODUCTS INC. 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 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
KOMATSU 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 1 1 1 0 0 0 0 0 5
MAPCO INC. 0 0 0 0 0 0 0 0 0 0 0 1 0 3 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 5
MULTI SERVICE 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 3 2 0 0 0 0 0 0 5
NEC 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 1 0 1 1 2 0 0 0 0 5
NOISE CANCELLATION 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 1 0 0 0 1 2 0 0 1 0 0 0 0 0 0 0 0 0 5
ROBERT BOSCH GMBH 0 0 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 5
SANKEI GIKEN KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 5
SANSHIN KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SANSUI ELECTRIC CO., LTD. 0 0 0 1 1 0 0 0 1 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 0 0 0 0 0 0 0 5
SILENTOR HOLDING 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 1 0 1 0 0 1 1 0 1 5
SONIC INNOVATIONS, 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 1 2 0 0 0 0 0 0 0 5
STAR MICRONICS 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 1 1 2 1 0 0 0 0 5
TRIO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 2 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 0 0 0 0 0 0 5
UNION OIL COMPANY OF CALIFORNIA 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
WENGER 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 1 0 0 0 1 0 0 1 1 0 0 0 0 1 5


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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