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Naoyoshi Kuragaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Outside power source-type, electrical, corrosion protection
    • Patent number 6,228,238
    • Issue date May 8, 2001
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Naoyoshi Kuragaki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Hydraulic tilt and trim unit for marine drive
    • Patent number 6,048,234
    • Issue date Apr 11, 2000
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoshikatsu Uematsu
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Hydraulic tilt and trim unit for marine drive
    • Patent number 6,015,318
    • Issue date Jan 18, 2000
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Yoshikatsu Uematsu
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Electrical anticorrosion device for marine propulsion device
    • Patent number 5,298,794
    • Issue date Mar 29, 1994
    • Sanshin Kogyo Kabushiki Kaisha
    • Naoyoshi Kuragaki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Tilting system for outboard drive unit
    • Patent number 5,203,730
    • Issue date Apr 20, 1993
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Naoyoshi Kuragaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Tilting device for marine propulsion unit
    • Patent number 5,000,707
    • Issue date Mar 19, 1991
    • Sanshin Kogyo Kabushiki Kaisha
    • Hideki Saitoh
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Tilt mechanisms for inboard/outboard engines
    • Patent number 4,934,969
    • Issue date Jun 19, 1990
    • Sanshin Industries Kogyo Kabushiki
    • Naoyoshi Kuragaki
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Power transmission device for inboard/outboard system
    • Patent number 4,850,911
    • Issue date Jul 25, 1989
    • Sanshin Kogyo Kabushiki Kaisha
    • Ryoji Nakahama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Shifting device for inboard-outboard drive
    • Patent number 4,767,365
    • Issue date Aug 30, 1988
    • Shanshin Kogyo Kabushiki Kaisha
    • Ryoji Nakahama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 4,726,799
    • Issue date Feb 23, 1988
    • Sanshin Kogyo Kabushiki Kaisha
    • Norimichi Harada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor
    • Patent number 4,615,683
    • Issue date Oct 7, 1986
    • Sanshin Kogyo Kabushiki Kaisha
    • Norimichi Harada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS