TREA

Toshiaki Sugimoto

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Illumination device
    • Patent number 5,144,539
    • Issue date Sep 1, 1992
    • Dai-Ichi Seiko Co., Ltd.
    • Hideaki Katoh
    • F21 - LIGHTING
  • Information Patent Grant

    Illumination device
    • Patent number 5,101,331
    • Issue date Mar 31, 1992
    • Dai-Ichi Seiko Co., Ltd.
    • Hideaki Katoh
    • F21 - LIGHTING
  • Information Patent Grant

    Guide post for magnetic tapes
    • Patent number 4,934,577
    • Issue date Jun 19, 1990
    • Dai-Ichi Seiko Kabushiki Kaisha
    • Toshiaki Sugimoto
    • G11 - INFORMATION STORAGE