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Yuma SUMITOMO

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ignition coil device for internal combustion engine
    • Patent number 11,107,625
    • Issue date Aug 31, 2021
    • Mitsubishi Electric Corporation
    • Yuma Sumitomo
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Ignition coil
    • Patent number 10,319,516
    • Issue date Jun 11, 2019
    • Mitsubishi Electric Corporation
    • Yuma Sumitomo
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    IGNITION COIL DEVICE FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20200312543
    • Publication date Oct 1, 2020
    • Mitsubishi Electric Corporation
    • Yuma SUMITOMO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    IGNITION COIL
    • Publication number 20180096786
    • Publication date Apr 5, 2018
    • Mitsubishi Electric Corporation
    • Yuma SUMITOMO
    • H01 - BASIC ELECTRIC ELEMENTS