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Naomichi MITSUYAMA

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  • Saitama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Metal gasket material plate and method for manufacturing the same
    • Patent number 10,151,393
    • Issue date Dec 11, 2018
    • NIPPON LEAKLESS INDUSTRY CO., LTD.
    • Satoshi Ota
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket raw material plate and manufacturing method therefor
    • Patent number 6,703,078
    • Issue date Mar 9, 2004
    • Nippon Leakless Industry Co., Ltd.
    • Masabumi Miyashita
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Composite material for metal gasket
    • Patent number 6,607,830
    • Issue date Aug 19, 2003
    • Honda Giken Kogyo Kabushiki Kaisha
    • Yasunori Murakami
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal gasket assembly
    • Patent number 5,628,518
    • Issue date May 13, 1997
    • Honda Giken Koyo Kabushiki Kaisha
    • Hideaki Ushio
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents