TREA

Sachio Arai

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Patents Grantslast 30 patents

  • Information Patent Grant

    Liquid applying tool
    • Patent number 9,862,225
    • Issue date Jan 9, 2018
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 8,970,560
    • Issue date Mar 3, 2015
    • Kotobuki & Co., Ltd.
    • Tadashi Keda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Clip ornament for a barrel, clip with an ornament and method for at...
    • Patent number 7,607,203
    • Issue date Oct 27, 2009
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Composite holding device
    • Patent number 7,008,131
    • Issue date Mar 7, 2006
    • Kotobuki & Co., Ltd.
    • Hidehei Kagevarna
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Double-chuck mechanical pencil
    • Patent number 6,783,292
    • Issue date Aug 31, 2004
    • Kotobuki & Co., Ltd.
    • Sachio Arai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Clip attaching structure
    • Patent number 6,687,959
    • Issue date Feb 10, 2004
    • Kotobuki & Co., Ltd.
    • Toshihiko Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Rotary stick projecting device
    • Patent number 6,155,734
    • Issue date Dec 5, 2000
    • Kotobuki Printing Co., Ltd.
    • Hidehei Kageyama
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Writing utensil
    • Patent number 6,126,350
    • Issue date Oct 3, 2000
    • The Gillette Company
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Dispenser for selectively extending and retracting a substantially...
    • Patent number 6,082,917
    • Issue date Jul 4, 2000
    • Kotobuki & Co., Ltd.
    • Yoshio Noguchi
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Grant

    Writing instrument
    • Patent number 5,961,237
    • Issue date Oct 5, 1999
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument
    • Patent number 5,810,496
    • Issue date Sep 22, 1998
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing instrument with rotatable advancement and retraction
    • Patent number 5,547,301
    • Issue date Aug 20, 1996
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    LIQUID APPLYING TOOL
    • Publication number 20160136993
    • Publication date May 19, 2016
    • Kotobuki & Co , Ltd.
    • Hidehei KAGEYAMA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20130300693
    • Publication date Nov 14, 2013
    • Kotobuki & Co , Ltd.
    • Tadashi KEDA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    CLIP ORNAMENT FOR A BARREL, CLIP WITH AN ORNAMENT AND METHOD FOR AT...
    • Publication number 20070192999
    • Publication date Aug 23, 2007
    • Kotobuki & Co., Ltd.
    • Hidehei KAGEYAMA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Double-chuck mechanical pencil
    • Publication number 20030113154
    • Publication date Jun 19, 2003
    • Sachio Arai
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Clip attaching structure
    • Publication number 20030056336
    • Publication date Mar 27, 2003
    • Kotobuki & Co., Ltd.
    • Toshihiko Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Composite holding device
    • Publication number 20020085874
    • Publication date Jul 4, 2002
    • Hidehei Kagevarna
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES