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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 440, Marine Propulsion

( 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 41 19 49 33 31 63 42 48 27 33 10 17 29 27 22 24 35 33 56 36 48 48 57 39 53 44 45 47 51 55 50 56 44 40 50 46 45 1493
SANSHIN KOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 3 13 13 26 18 32 28 18 18 35 16 31 24 34 27 42 25 26 15 0 1 446
BRUNSWICK CORPORATION 3 3 1 1 1 5 5 7 10 1 1 0 3 7 4 4 8 3 8 17 36 28 8 5 3 12 10 6 6 16 15 15 18 21 16 14 18 339
OUTBOARD MARINE CORPORATION 4 3 11 4 7 9 13 9 5 3 1 3 8 16 18 8 13 12 20 17 16 20 18 18 17 8 8 10 2 4 1 6 9 0 1 0 0 322
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 0 0 0 0 1 0 0 0 0 0 1 0 4 2 4 1 13 2 0 0 1 3 3 5 17 6 11 11 5 10 24 24 23 17 9 6 2 205
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 1 1 1 2 3 4 2 2 7 7 8 12 24 33 36 147
BOMBARDIER MOTOR CORPORATION OF AMERICA 0 0 0 0 0 0 0 0 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 34 14 5 0 77
KAWASAKI JUKOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 1 0 1 3 0 0 0 0 1 2 6 3 0 1 0 0 0 1 0 0 0 1 1 0 6 2 6 14 19 68
YAMAHA MARINE 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 0 0 0 0 0 0 11 16 22 49
UNITED STATES OF AMERICA, NAVY 1 0 2 1 0 1 1 5 0 1 0 0 0 1 0 0 0 2 0 0 1 0 1 0 2 0 4 0 6 0 1 3 4 2 1 4 2 46
VOLVO PENTA AB 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 3 5 8 2 4 1 0 1 4 5 2 0 36
SHOWA 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 3 0 0 1 4 9 6 5 1 1 2 32
SUZUKI 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 5 8 6 5 1 1 0 29
AB VOLVO 0 0 2 1 1 3 0 0 0 2 1 2 0 0 1 1 3 3 1 1 1 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 27
SCHOTTEL-WERFT JOSEF BECKER KG 2 2 1 0 1 0 3 2 0 0 1 1 1 0 3 0 0 0 0 0 1 0 0 0 1 1 2 1 0 0 0 0 0 0 0 0 0 23
BOMBARDIER 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 1 2 1 4 8 1 0 18
SUZUKI MOTOR 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 3 5 3 2 1 1 1 17
BOMBARDIER RECREATIONAL PRODUCTS 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 6 7 13
GIBBS TECHNOLOGIES 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 6 6 13
SIEMENS AKTIENGESELLSCHAFT 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 2 1 2 2 3 11
BLOHM AND VOSS AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 0 1 0 3 1 1 0 0 0 0 0 0 0 0 0 10
ISHIGAKI COMPANY 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 1 2 3 0 1 2 1 10
SHOWA MANUFACTURING CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 3 3 0 2 1 0 0 0 0 0 0 0 0 0 0 10
ZEBCO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 6 0 0 0 1 0 0 0 0 0 0 0 0 0 10
ARCTIC CAT 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 1 0 6 1 0 9
NISSAN MOTOR COMPANY, LIMITED 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 9
SOQI 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 0 0 0 1 2 0 1 3 1 8
BOEING COMPANY 0 0 0 0 1 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 0 0 3 7
CARL HURTH MASCHINEN UND ZAHNRADFABRIK GMBH 0 0 1 0 0 0 0 0 1 0 1 1 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 7
SANSHIN INDUSTRY CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 3 0 1 0 0 0 0 0 0 0 0 0 7
BIRD-JOHNSON COMPANY 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 0 0 0 0 0 0 3 1 0 0 0 0 6
JOHNSON OUTDOORS 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 4 2 0 0 0 6
POLARIS 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 0 0 0 0 1 0 0 1 3 1 6
ROLLS-ROYCE AB 0 0 0 0 0 0 0 0 0 0 0 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 3 6
TWIN DISC, INC. 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 6
E.P. BARRUS LIMITED 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 1 0 0 0 0 0 0 0 0 0 1 0 5
ECO SOUND 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 2 1 0 0 0 0 5
ELECTRIC BOAT 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 3 0 0 0 1 5
IMO 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 1 1 2 0 0 0 1 0 0 0 0 5
MITSUBISHI DENKI 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 2 0 0 0 0 0 0 0 0 0 0 2 1 5
RAY INDUSTRIES, INC. 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 5
ROCKWELL INTERNATIONAL CORPORATION 0 0 0 0 0 1 2 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


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Electronic Information Products Division - PTMB
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