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Yoshihiro Kobayashi

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  • Gunma-Ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Layered gripping member for a writing instrument
    • Patent number 7,794,164
    • Issue date Sep 14, 2010
    • Kabushiki Kaisha Pilot Corporation
    • Yoshihiro Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing implement
    • Patent number 7,530,753
    • Issue date May 12, 2009
    • Kabushiki Kaisha Pilot Corporation
    • Yoshihiro Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Writing instrument
    • Publication number 20070020018
    • Publication date Jan 25, 2007
    • Yoshihiro Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Writing implement
    • Publication number 20060013642
    • Publication date Jan 19, 2006
    • Yoshihiro Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES