TREA

Kozima Sadao

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Water purifier
    • Patent number 4,439,316
    • Issue date Mar 27, 1984
    • Kaiyo Koggyo Co. Ltd.
    • Sadao Kozima
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Multistage water purification apparatus
    • Patent number 4,436,675
    • Issue date Mar 13, 1984
    • Kaiyo Kogyo Co., Ltd.
    • Makino Hisao
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE