TREA

Tohkai Kogyo Co., Ltd.

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  • Aichi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Deodorizing apparatus and method
    • Patent number 4,990,311
    • Issue date Feb 5, 1991
    • Tohkai Kogyo Co., Ltd.
    • Yoichi Hirai
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Deodorizing apparatus
    • Patent number 4,842,829
    • Issue date Jun 27, 1989
    • Tohkai Kogyo Co., Ltd.
    • Yoichi Hirai
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    UV-cured automotive seal component
    • Patent number 4,635,947
    • Issue date Jan 13, 1987
    • Tohkai Kogyo Co., Ltd.
    • Satoyuki Hatayama
    • B60 - VEHICLES IN GENERAL