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

Patenting In Technology Classes,
Breakout By Organization

Count of 2006 - 2010 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 123, Internal-Combustion Engines

( 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 2006 2007 2008 2009 2010 Total
~INDIVIDUALLY OWNED PATENT 155 133 128 98 113 627
TOYOTA JIDOSHA K.K. 124 107 112 60 87 490
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 108 71 110 76 80 445
FORD GLOBAL TECHNOLOGIES, L.L.C. 71 93 88 57 93 402
DENSO CORPORATION 75 91 82 69 48 365
ROBERT BOSCH GMBH 77 61 58 35 38 269
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 9 45 49 55 81 239
HITACHI, LTD 65 51 35 37 26 214
NISSAN MOTOR COMPANY, LIMITED 66 46 34 22 19 187
CATERPILLAR INC. 37 41 41 28 27 174
DELPHI TECHNOLOGIES, INC. 34 39 41 29 20 163
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 23 26 23 22 19 113
SIEMENS AKTIENGESELLSCHAFT 31 27 30 14 6 108
SCHAEFFLER KG 1 23 25 17 33 99
HYUNDAI MOTOR COMPANY 27 13 14 10 20 84
MITSUBISHI DENKI KABUSHIKI KAISHA 28 24 8 11 13 84
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 34 25 9 0 0 68
KAWASAKI JUKOGYO KABUSHIKI KAISHA 12 14 15 11 15 67
GENERAL MOTORS CORPORATION 49 7 1 0 0 57
ANDREAS STIHL AG & CO. 14 15 12 7 6 54
INTERNATIONAL ENGINE INTELLECTUAL PROPERTY COMPANY, L.L.C. 19 18 7 5 4 53
KEIHIN CORPORATION 15 22 6 5 5 53
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA 11 12 9 2 17 51
AISAN INDUSTRY CO., LTD. 10 10 10 3 16 49
DAIMLER AG 0 0 22 15 12 49
INA-SCHAEFFLER KG 25 14 5 3 0 47
C.R.F. SOCIETA CONSORTILE PER AZIONI 15 14 6 4 6 45
MAHLE INTERNATIONAL GMBH 0 2 12 15 10 39
VISTEON GLOBAL TECHNOLOGIES, INC. 17 10 2 3 2 34
AISIN SEIKI KABUSHIKI KAISHA 5 9 4 11 4 33
PEUGEOT CITROEN AUTOMOBILES S.A. 13 7 2 5 6 33
WALBRO ENGINE MANAGEMENT, L.L.C. 6 11 6 5 4 32
BORGWARNER INC. 14 8 4 2 2 30
EATON CORPORATION 7 8 5 5 5 30
MAGNETI MARELLI POWERTRAIN S.P.A. 9 3 7 2 9 30
BRUNSWICK CORPORATION 10 7 7 3 2 29
MAZDA MOTOR CORPORATION 7 4 8 4 6 29
MOTOREN-UND TURBINEN-UNION FRIEDRICHSHAFEN GMBH 8 9 3 7 2 29
YAMAHA MARINE KABUSHIKI KAISHA 9 10 9 1 0 29
CUMMINS INC. 6 8 3 5 6 28
FEDERAL-MOGUL WORLD WIDE, INC. 3 6 7 7 5 28
GENERAL ELECTRIC COMPANY 7 5 8 2 5 27
MANN & HUMMEL GMBH 6 8 5 3 5 27
MITSUBISHI HEAVY INDUSTRIES, LTD. 2 7 8 7 3 27
YANMAR CO., LTD. 7 6 4 3 7 27
DEERE + COMPANY 6 4 3 9 4 26
BRIGGS + STRATTON CORPORATION 8 6 5 4 2 25
CONTINENTAL AUTOMOTIVE GMBH 0 0 0 1 22 23
BAYERISCHE MOTOREN WERKE AG 4 4 7 1 6 22
VOLVO LASTVAGNAR AB 9 4 2 5 2 22
CONTINENTAL AUTOMOTIVE SYSTEMS US, INC. 0 0 8 7 6 21
DAIMLERCHRYSLER CORPORATION 17 4 0 0 0 21
SIEMENS VDO AUTOMOTIVE, INC. 18 3 0 0 0 21
SUZUKI MOTOR CORPORATION 9 4 3 3 2 21
HITACHI KOKI COMPANY, LIMITED 7 8 3 2 0 20
HONEYWELL INTERNATIONAL INC. 2 7 5 3 3 20
JACOBS VEHICLE SYSTEMS, INC. 1 4 2 6 6 19
PORSCHE AG 4 4 7 3 1 19
ZAJAC OPTIMUM OUTPUT MOTORS, INC. 0 1 9 4 4 18
HYDRAULIK-RING GMBH 5 4 2 4 2 17
AVL LIST GMBH 1 3 7 2 3 16
MIKUNI CORPORATION 7 5 2 1 1 16
SIEMENS VDO AUTOMOTIVE CORPORATION 5 9 1 0 1 16
STARTING INDUSTRIAL CO., LTD 5 3 2 1 5 16
FUJI JUKOGYO KABUSHIKI KAISHA 5 4 2 3 1 15
INSTITUT FRANCAIS DU PETROLE 2 3 2 4 4 15
MAHLE GMBH 5 5 3 1 1 15
BRP-ROTAX GMBH & CO. KG 4 3 6 1 0 14
HARLEY-DAVIDSON MOTOR CO., INC. 3 4 5 2 0 14
ISUZU MOTORS LIMITED 5 5 1 1 2 14
KUBOTA CORPORATION 2 4 4 3 1 14
PERKINS ENGINES COMPANY LIMITED 4 0 1 3 6 14
TOYODA GOSEI KABUSHIKI KAISHA 6 5 1 0 2 14
BEHR GMBH & CO. KG 3 2 1 5 2 13
DETROIT DIESEL CORPORATION 5 4 1 3 0 13
HILTI AKTIENGESELLSCHAFT 6 6 1 0 0 13
KOKUSAN DENKI CO., LTD 3 3 3 4 0 13
MECHADYNE PLC 3 5 2 0 3 13
MILLENNIUM INDUSTRIES CORP. 6 2 2 2 1 13
WESTPORT POWER INC. 0 9 3 1 0 13
FEV MOTORENTECHNIK GMBH & CO. KG 6 2 1 1 2 12
MITSUBISHI FUSO TRUCK AND BUS CORPORATION 7 3 2 0 0 12
SCANIA CV AKTIEBOLAG 3 4 1 2 2 12
SOUTHWEST RESEARCH INSTITUTE 3 4 1 2 2 12
SUZUKI KABUSHIKI KAISHA 6 1 2 2 1 12
WOODWARD GOVERNOR COMPANY 2 1 0 3 6 12
DOLMAR GMBH 1 2 1 5 2 11
HUSQVARNA AB 0 0 4 5 2 11
HUSQVARNA OUTDOOR PRODUCTS INC. 2 4 3 1 1 11
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 6 2 0 2 1 11
KOHLER CO. 4 0 3 2 2 11
MACLEAN FOGG COMPANY 6 5 0 0 0 11
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 2 3 2 0 4 11
SCUDERI GROUP LLC 0 0 1 7 3 11
VOLKSWAGEN AKTIENGESELLSCHAFT 1 6 1 1 2 11
AUDI AG 1 0 1 2 6 10
FORD GLOBAL TECHNOLOGIES, INC. 0 1 0 1 8 10
KIORITZ CORPORATION 4 3 2 1 0 10
PIERBURG AG 3 3 2 1 1 10
SIEMENS CANADA LTD. 0 9 0 1 0 10
TECUMSEH PRODUCTS COMPANY 3 7 0 0 0 10
ACHATES POWER, LLC 0 2 2 3 2 9
CHRYSLER LLC 0 1 5 3 0 9
DENSO INTERNATIONAL AMERICA, INC. 1 3 2 3 0 9
ELECTRO-MOTIVE DIESEL, INC. 5 1 2 0 1 9
FORD MOTOR COMPANY 4 4 1 0 0 9
GE JENBACHER GMBH & CO OHG 3 3 0 1 2 9
ILLINOIS TOOL WORKS INC. 3 1 1 3 1 9
STANT MANUFACTURING COMPANY, INC. 1 5 1 2 0 9
ADVANCED PROPULSION TECHNOLOGIES INC. 0 2 3 2 1 8
INERGY AUTOMOTIVE SYSTEMS RESEARCH (SOCIETE ANONYME) 0 1 4 2 1 8
KOMATSU LTD. 3 2 1 1 1 8
MAHLE TECHNOLOGY, INC. 1 4 2 1 0 8
MARK IV SYSTEMES MOTEURS (SOCIETE ANONYME) 4 2 1 0 1 8
NGK SPARK PLUG CO., LTD. 1 2 1 2 2 8
NIKKI CO., LTD. 0 5 2 1 0 8
NIPPON SOKEN, INC. 3 2 3 0 0 8
NTN CORPORATION 4 1 0 3 0 8
PHILIP MORRIS USA INC. 3 2 2 1 0 8
RENAULT S.A.S. 1 0 1 2 4 8
TI GROUP AUTOMOTIVE SYSTEMS, LLC 2 1 2 2 1 8
WARTSILA FINLAND OY 1 2 1 1 3 8
ACCESSIBLE TECHNOLOGIES, INC. 3 2 0 1 1 7
BRP US INC. 5 2 0 0 0 7
CONTINENTAL AUTOMOTIVE CANADA INC. 0 0 1 3 3 7
CONTINENTAL AUTOMOTIVE FRANCE 0 0 0 2 5 7
IAV GMBH INGENIEURGESELLSCHAFT AUTO UND VERKEHR 1 1 4 0 1 7
LYCOMING ENGINES, A DIVISION OF AVCO CORPORATION 0 1 1 0 5 7
MAHLE FILTER SYSTEMS JAPAN CORPORATION 2 1 3 1 0 7
MAHLE VENTILRIEB GMBH 4 2 0 1 0 7
MARIOFF CORPORATION OY 3 3 1 0 0 7
OTICS CORPORATION 0 0 1 1 5 7
S & S CYCLE, INC. 0 2 1 1 3 7
STURMAN INDUSTRIES, INC. 1 2 3 0 1 7
THOMAS ENGINE COMPANY, LLC 1 0 2 2 2 7
TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC. 0 1 2 1 3 7
AICHI MACHINE INDUSTRY CO., LTD. 2 3 0 1 0 6
AKTIEBOLAGET ELECTROLUX 6 0 0 0 0 6
AKTIEBOLAGET SKF 0 1 4 0 1 6
ATLAS FAHRZEUGTECHNIK GMBH 3 1 1 1 0 6
BISHOP INNOVATION PTY. LIMITED 1 0 2 2 1 6
BRP-POWERTRAIN GMBH & CO KG 0 0 0 2 4 6
CHRYSLER GROUP LLC 0 0 0 3 3 6
CUMMINS FILTRATION IP, INC. 0 0 0 1 5 6
GATES CORPORATION 3 0 0 2 1 6
INTERNATIONAL TRUCK INTELLECTUAL PROPERTY COMPANY L.L.C. 1 2 1 2 0 6
MACK TRUCKS, INC. 2 1 1 2 0 6
POLARIS INDUSTRIES, INC. 3 0 1 2 0 6
STMICROELECTRONICS S.R.L. 3 3 0 0 0 6
USUI KOKUSAI SANGYO KABUSHIKI KAISHA 0 4 1 0 1 6
ARCTIC CAT INC. 1 3 0 1 0 5
BOSCH AUTOMOTIVE MOTOR SYSTEMS CORPORATION 2 2 1 0 0 5
CARGINE ENGINEERING AB 2 1 1 1 0 5
DANA CORPORATION 2 2 1 0 0 5
DELPHI TECHNOLOGIES HOLDING S.ARL 0 0 0 0 5 5
ETHANOL BOOSTING SYSTEMS, LLC 0 0 0 1 4 5
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 0 1 3 1 5
KOBELCO CONSTRUCTION MACHINERY CO., LTD. 1 2 0 1 1 5
MAN NUTZFAHRZEUGE AG 2 0 1 2 0 5
MIYAMA, INC. 0 0 4 0 1 5
NIIGATA POWER SYSTEMS CO., LTD. 5 0 0 0 0 5
SCION SPRAYS LIMITED 0 0 2 2 1 5
YAMAHA MOTOR POWER PRODUCTS KABUSHIKI KAISHA 0 0 0 2 3 5


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