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Masayuki Yokoi

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silencer
    • Patent number 7,690,479
    • Issue date Apr 6, 2010
    • Toyota Jidosha Kabushiki Kaisha
    • Hirotoshi Tanaka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler
    • Patent number 6,427,802
    • Issue date Aug 6, 2002
    • Sango Co., Ltd.
    • Masayuki Yokoi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Silencer
    • Publication number 20060283661
    • Publication date Dec 21, 2006
    • Toyota Jidosha Kabushiki Kaisha
    • Hirotoshi Tanaka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Internal combustion engine silencer
    • Publication number 20050224283
    • Publication date Oct 13, 2005
    • Sango Co. Ltd.
    • Masayuki Yokoi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES