TREA

Yoshihiko Atsumi

Follow

Person

  • Shizuoka-ken, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Exhaust device of six-cylinder engine
    • Patent number 7,930,883
    • Issue date Apr 26, 2011
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Tsugunori Konakawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust system for eight-cylinder engine
    • Patent number 7,856,813
    • Issue date Dec 28, 2010
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Tsugunori Konakawa
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Exhaust device of eight-cylinder engine
    • Patent number 7,856,812
    • Issue date Dec 28, 2010
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Tsugunori Konakawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Exhaust device for outboard motor
    • Patent number 7,556,548
    • Issue date Jul 7, 2009
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Tsugunori Konakawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    EXHAUST SYSTEM FOR EIGHT-CYLINDER ENGINE
    • Publication number 20090007550
    • Publication date Jan 8, 2009
    • YAMAHA MARINE KABUSHIKI KAISHA
    • Tsugunori Konakawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE OF EIGHT-CYLINDER ENGINE
    • Publication number 20080022671
    • Publication date Jan 31, 2008
    • YAMAHA MARINE KABUSHIKI KAISHA
    • Tsugunori Konakawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    EXHAUST DEVICE OF SIX-CYLINDER ENGINE
    • Publication number 20080022669
    • Publication date Jan 31, 2008
    • YAMAHA MARINE KABUSHIKI KAISHA
    • Tsugunori Konakawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE FOR OUTBOARD MOTOR
    • Publication number 20080026654
    • Publication date Jan 31, 2008
    • YAMAHA MARINE KABUSHIKI KAISHA
    • Tsugunori Konakawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES