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Ryoji Matsukawa

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  • Hiroshima, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seat
    • Patent number 8,528,982
    • Issue date Sep 10, 2013
    • Delta Tooling Co., Ltd.
    • Etsunori Fujita
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    HEADREST FOR VEHICULAR SEAT AND PRODUCTION METHOD THEREFOR
    • Publication number 20240270138
    • Publication date Aug 15, 2024
    • DELTA KOGYO CO., LTD.
    • Ryoji MATSUKAWA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SEAT
    • Publication number 20110169317
    • Publication date Jul 14, 2011
    • DELTA TOOLING CO., LTD.
    • Etsunori Fujita
    • B60 - VEHICLES IN GENERAL