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Akira Fukai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Applicator
    • Patent number 7,837,404
    • Issue date Nov 23, 2010
    • Mitsubishi Pencil Co., Ltd.
    • Atsushi Iwasa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Refill for correction pen and refill unit
    • Patent number 7,600,938
    • Issue date Oct 13, 2009
    • Mitsubishi Pencil Co., Ltd.
    • Kyoko Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with grip rubber
    • Patent number 6,056,462
    • Issue date May 2, 2000
    • Mitsubishi Pencil Kabushiki Kaisha
    • Akira Fukai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Cap for writing instrument
    • Patent number 5,941,650
    • Issue date Aug 24, 1999
    • Mitsubishi Pencil Kabushiki Kaisha
    • Akira Fukai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Applicator
    • Publication number 20080193197
    • Publication date Aug 14, 2008
    • Mitsubishi Pencil Co., Ltd.
    • Atsushi Iwasa
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Refill for correction pen and refill unit
    • Publication number 20060075924
    • Publication date Apr 13, 2006
    • Kyoko Kobayashi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES