TREA

Setsuo Kato

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drain water-intake cover
    • Patent number 5,575,903
    • Issue date Nov 19, 1996
    • Aluteck Co., Ltd.
    • Setsuo Kato
    • E04 - BUILDING
  • Information Patent Grant

    Horizontal drain
    • Patent number 5,571,407
    • Issue date Nov 5, 1996
    • Aluteck Co., Ltd.
    • Setsuo Kato
    • E03 - WATER SUPPLY SEWERAGE