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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2004 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 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 1221
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 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 50
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 49
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 46
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 46
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 44
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 40
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 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 39
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 36
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 36
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 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 35
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 31
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 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 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 29
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 1 0 0 1 0 26
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 24
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 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 21
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 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 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 20
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 2 3 2 1 2 0 19
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 18
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 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 17
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 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 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 15
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 14
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 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 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 14
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 13
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 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 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 12
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 12
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 12
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 11
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 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 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 11
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 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 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 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 11
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 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 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 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 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 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 10
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 10
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 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 9
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 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 9
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 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 9
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 9
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 9
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 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 8
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 8
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 8
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 8
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 8
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 7
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 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 7
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 0 0 0 0 0 3 2 1 1 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 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 7
CARL FREUDENBERG 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 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 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 7
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 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 7
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 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 7
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 6
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 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 6
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 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 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 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 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 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 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 6
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 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 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 6
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 6
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 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 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 6
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 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 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 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 5
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 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 5
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 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 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 5
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 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 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 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 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 5
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 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 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 5
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 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 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 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 5
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 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 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 5
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 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 5
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 5
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 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 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 5


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