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Makoto Yamaguchi

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  • Aichi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD OF MANUFACTURING A SPARK PLUG
    • Publication number 20110107588
    • Publication date May 12, 2011
    • NGK SPARK PLUG CO., LTD.
    • Kazuhiko Mori
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG AND METHOD FOR MANUFACTURING THE SAME
    • Publication number 20080203882
    • Publication date Aug 28, 2008
    • NGK SPARK PLUG CO., LTD.
    • Kenji Kobayashi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Spark plug
    • Publication number 20030178925
    • Publication date Sep 25, 2003
    • NGK SPARK PLUG CO., LTD.
    • Kenichi Kumagai
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Spark plug
    • Publication number 20030117052
    • Publication date Jun 26, 2003
    • NGK SPARK PLUG CO., LTD.
    • Makoto Yamaguchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    IGNITION SYSTEM
    • Publication number 20020167225
    • Publication date Nov 14, 2002
    • YOSHIHIRO MATSUBARA
    • H01 - BASIC ELECTRIC ELEMENTS