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Hitoshi Yamamoto

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  • Saitama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piston for internal combustion engine
    • Patent number 4,955,353
    • Issue date Sep 11, 1990
    • Honda Giken Kogyo Kabushiki Kaisha
    • Atsushi Amataka
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine control device
    • Patent number 4,941,319
    • Issue date Jul 17, 1990
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust timing control apparatus
    • Patent number 4,903,647
    • Issue date Feb 27, 1990
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust timing control device for two-cycle engines
    • Patent number 4,829,945
    • Issue date May 16, 1989
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust timing control apparatus
    • Patent number 4,807,571
    • Issue date Feb 28, 1989
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Exhaust timing control apparatus
    • Patent number 4,768,473
    • Issue date Sep 6, 1988
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Tiltable tricycle
    • Patent number 4,678,053
    • Issue date Jul 7, 1987
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masaki Watanabe
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Two-cycle engine
    • Patent number 4,672,925
    • Issue date Jun 16, 1987
    • Honda Giken Kogyo Kabushiki Kaisha
    • Takahide Miyata
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine exhaust system and supporting apparatus for two-wheeled/thre...
    • Patent number 4,632,210
    • Issue date Dec 30, 1986
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Device for cooling engine power unit
    • Patent number 4,632,070
    • Issue date Dec 30, 1986
    • Honda Giken Kogyo Kabushiki Kaisha
    • Takanori Onda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Power unit suspension system for motorcycles
    • Patent number 4,373,602
    • Issue date Feb 15, 1983
    • Honda Giken Kogyo Kabushiki Kaisha
    • Takao Tomita
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Drive unit mounting structure
    • Patent number 4,372,417
    • Issue date Feb 8, 1983
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Unilateral rear-drive type three-wheeled vehicle
    • Patent number 4,316,520
    • Issue date Feb 23, 1982
    • Honda Giken Kogyo Kabushiki Kaisha
    • Hitoshi Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber for vehicle use
    • Patent number 4,298,102
    • Issue date Nov 3, 1981
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masao Nishikawa
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Shock absorber
    • Patent number 4,203,507
    • Issue date May 20, 1980
    • Honda Giken Kogyo Kabushiki Kaisha
    • Takao Tomita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damping-force control mechanism in a hydraulic shock absorber
    • Patent number 4,191,281
    • Issue date Mar 4, 1980
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masao Nishikawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shock absorber for vehicle use
    • Patent number 4,183,509
    • Issue date Jan 15, 1980
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masao Nishikawa
    • B60 - VEHICLES IN GENERAL