TREA

Chongho Youn

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Poppet valve
    • Patent number 9,606,549
    • Issue date Mar 28, 2017
    • KYB Corporation
    • Yoshinari Nakamura
    • G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

  • Information Patent Application

    POPPET VALVE
    • Publication number 20150059879
    • Publication date Mar 5, 2015
    • KAYABA INDUSTRY CO., LTD.
    • Yoshinari Nakamura
    • H01 - BASIC ELECTRIC ELEMENTS