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Kazuyuki Seko

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  • Wako-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piston ring device in internal combustion engine
    • Patent number 6,705,616
    • Issue date Mar 16, 2004
    • Honda Giken Kogyo Kabushiki Kaisha
    • Noriaki Fujii
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents