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Osamu Hirako

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Patents Grantslast 30 patents

  • Information Patent Grant

    In-cylinder injection internal combustion engine
    • Patent number 5,740,777
    • Issue date Apr 21, 1998
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Shigeo Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combustion state determination method of internal combustion engine...
    • Patent number 5,687,692
    • Issue date Nov 18, 1997
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Kazuhide Togai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Apparatus and method for internal combustion engine control
    • Patent number 5,657,625
    • Issue date Aug 19, 1997
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Kazuo Koga
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal combustion engine
    • Patent number 5,423,300
    • Issue date Jun 13, 1995
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Hiromitsu Ando
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified burning internal combustion engine
    • Patent number 5,417,190
    • Issue date May 23, 1995
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Hiromitsu Ando
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air fuel ratio detecting device
    • Patent number 5,366,610
    • Issue date Nov 22, 1994
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Osamu Hirako
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Exhaust emission control system
    • Patent number 5,349,816
    • Issue date Sep 27, 1994
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Daisuke Sanbayashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Stratified burning internal combustion engine
    • Patent number 5,295,464
    • Issue date Mar 22, 1994
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Hiromitsu Ando
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Intake port structure for internal combustion engine
    • Patent number 5,245,964
    • Issue date Sep 21, 1993
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Syunsuke Matsuo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine controlling system for vehicle
    • Patent number 5,128,869
    • Issue date Jul 7, 1992
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Katsuo Akishino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Engine controlling system for vehicle
    • Patent number 5,096,015
    • Issue date Mar 17, 1992
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Katsuo Akishino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Engine controlling system for vehicle
    • Patent number 5,088,043
    • Issue date Feb 11, 1992
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Katsuo Akishino
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Partial-boil cooling apparatus for engine
    • Patent number 4,955,327
    • Issue date Sep 11, 1990
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Taizo Kitada
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air/fuel ratio controller for engine
    • Patent number 4,908,765
    • Issue date Mar 13, 1990
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Nobuaki Murakami
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air fuel ratio detecting device
    • Patent number 4,891,121
    • Issue date Jan 2, 1990
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Osamu Hirako
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Intake port device
    • Patent number 4,850,317
    • Issue date Jul 25, 1989
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Takehiko Katsumoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine cooling device
    • Patent number 4,813,408
    • Issue date Mar 21, 1989
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Takehiko Katsumoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Intake device for internal combustion engine
    • Patent number 4,765,294
    • Issue date Aug 23, 1988
    • Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    • Takehiko Katsumoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS