TREA

Khoji Ogata

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  • Nishi-Shinjuku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sewage treatment system
    • Patent number 5,578,200
    • Issue date Nov 26, 1996
    • Hitachi Plant Engineering and Construction Co., Ltd.
    • Yasushi Funakoshi
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Sewage treatment system with air jetting means
    • Patent number 5,558,763
    • Issue date Sep 24, 1996
    • Hitachi Plant Engineering and Construction Co., Ltd.
    • Yasushi Funakoshi
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE