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Takashi Matsui

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  • Saitama-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hard amorphous carbon film
    • Patent number 7,955,691
    • Issue date Jun 7, 2011
    • Kabushiki Kaisha Riken
    • Masaki Moronuki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Valve lifter
    • Patent number 7,156,061
    • Issue date Jan 2, 2007
    • Kabushiki Kaisha Riken
    • Takashi Matsui
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    Hard Amorphous Carbon Film
    • Publication number 20090011225
    • Publication date Jan 8, 2009
    • Masaki Moronuki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Valve lifter
    • Publication number 20060207540
    • Publication date Sep 21, 2006
    • Takashi Matsui
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...