TREA

Hidetaka Tsuchiya

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  • Tanashi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Alarm clock
    • Patent number 5,479,379
    • Issue date Dec 26, 1995
    • Citizen Watch Co., Ltd.
    • Hidetaka Tsuchiya
    • G04 - HOROLOGY
  • Information Patent Grant

    Watch with dumb alarm
    • Patent number 5,367,505
    • Issue date Nov 22, 1994
    • Citizen Watch Co., Ltd.
    • Hidetaka Tsuchiya
    • G04 - HOROLOGY
  • Information Patent Grant

    Plastic watch case
    • Patent number 4,291,402
    • Issue date Sep 22, 1981
    • Citizen Watch Co., Ltd.
    • Koichi Nakajima
    • G04 - HOROLOGY