Kenji Takahashi

Person

  • Soka, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Writing instrument

    • Patent number 4,364,684
    • Issue date Dec 21, 1982
    • Pentel Kabushiki Kaisha
    • Tadashi Kohno
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES