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Tomiji Ueki

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  • Kawagoe, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Side knock-type ball point pen
    • Patent number 6,224,282
    • Issue date May 1, 2001
    • Kotobuki & Co., Ltd.
    • Tomiji Ueki
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock type mechanical pencil
    • Patent number 6,210,058
    • Issue date Apr 3, 2001
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock-type mechanical pencil
    • Patent number 6,099,182
    • Issue date Aug 8, 2000
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock-type writing instrument
    • Patent number 5,971,644
    • Issue date Oct 26, 1999
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Writing tool
    • Patent number 5,846,009
    • Issue date Dec 8, 1998
    • Kotobuki & Co., Ltd.
    • Yoshio Noguchi
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock type mechanical pencil
    • Patent number 5,836,707
    • Issue date Nov 17, 1998
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock type mechanical pencil
    • Patent number 5,791,797
    • Issue date Aug 11, 1998
    • Kotobuki & Co., Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Lead dispensing storage container
    • Patent number 5,788,118
    • Issue date Aug 4, 1998
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Lead dispensing storage container
    • Patent number 5,720,643
    • Issue date Feb 24, 1998
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Side knock type mechanical pencil
    • Patent number 5,702,193
    • Issue date Dec 30, 1997
    • Kotobuki & Co.,Ltd.
    • Hidehei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Lead dispensing storage container
    • Patent number 5,480,249
    • Issue date Jan 2, 1996
    • Kotobuki & Co., Ltd.
    • Shuhei Kageyama
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES