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Kengo HATTORI

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  • Nagoya-shi, Aichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Spark plug
    • Patent number 11,616,346
    • Issue date Mar 28, 2023
    • NGK Spark Plug Co., Ltd.
    • Kazuki Ito
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    SPARK PLUG
    • Publication number 20240291244
    • Publication date Aug 29, 2024
    • Niterra Co., Ltd.
    • Kaito NAKAMURA
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    NOBLE METAL TIP FOR SPARK PLUG, ELECTRODE FOR SPARK PLUG, AND SPARK...
    • Publication number 20230119721
    • Publication date Apr 20, 2023
    • NGK Spark Plug Co., Ltd.
    • Osamu YOSHIMOTO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SPARK PLUG
    • Publication number 20230064238
    • Publication date Mar 2, 2023
    • NGK Spark Plug Co., Ltd.
    • Kazuki ITO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...