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Kenichi Sakurai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Engine induction system
    • Patent number 7,273,032
    • Issue date Sep 25, 2007
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yuichi Suzuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Oil pump drive for engine
    • Patent number 5,860,402
    • Issue date Jan 19, 1999
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Intake control system
    • Patent number 5,787,851
    • Issue date Aug 4, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine cam shaft drive arrangement
    • Patent number 5,740,768
    • Issue date Apr 21, 1998
    • Yamaha Hatsudoki Kubushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine water pump drive
    • Patent number 5,732,667
    • Issue date Mar 31, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Timing case cover for engine
    • Patent number 5,724,930
    • Issue date Mar 10, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel injected multi-valve engine
    • Patent number 5,720,259
    • Issue date Feb 24, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine balancer shaft drive
    • Patent number 5,715,784
    • Issue date Feb 10, 1998
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kaoru Okui
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Accessory drive arrangement for engine
    • Patent number 5,678,516
    • Issue date Oct 21, 1997
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel-injected engine
    • Patent number 5,603,301
    • Issue date Feb 18, 1997
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Valve timing retarding system
    • Patent number 5,184,581
    • Issue date Feb 9, 1993
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Tateo Aoyama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cooling system for vehicle
    • Patent number 5,035,207
    • Issue date Jul 30, 1991
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cooling system for V type engine
    • Patent number 4,953,525
    • Issue date Sep 4, 1990
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Crankcase vent system
    • Patent number 4,945,887
    • Issue date Aug 7, 1990
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Crankcase vent system
    • Patent number 4,790,287
    • Issue date Dec 13, 1988
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Kenichi Sakurai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL LEVEL GAUGE GUIDE OF ENGINE
    • Publication number 20180016953
    • Publication date Jan 18, 2018
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Eiji KATO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE AND METHOD OF MANUFACTURING CYLINDER BLOCK OF ENGINE
    • Publication number 20180003127
    • Publication date Jan 4, 2018
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Kenichi SAKURAI
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Engine induction system
    • Publication number 20050274354
    • Publication date Dec 15, 2005
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yuichi Suzuki
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...