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Kota YOKOYAMA

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  • Iwakura-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spark plug including a magnetic substance and a conductor disposed...
    • Patent number 10,277,012
    • Issue date Apr 30, 2019
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro Kurosawa
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spark plug
    • Patent number 10,270,228
    • Issue date Apr 23, 2019
    • NGK Spark Plug Co., Ltd.
    • Kazuhiro Kurosawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    SPARK PLUG
    • Publication number 20190067914
    • Publication date Feb 28, 2019
    • NGK SPARK PLUG CO., LTD.
    • Kazuhiro KUROSAWA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SPARK PLUG
    • Publication number 20190067915
    • Publication date Feb 28, 2019
    • NGK SPARK PLUG CO., LTD.
    • Kazuhiro KUROSAWA
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...