Yoshiharu Ohta

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for feeding germ-free pure water
- Patent number 5,282,967
- Issue date Feb 1, 1994
- Morita Kagaku Kogyo Co., Ltd.
- Toshio Tatsuno
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for the sterilization of ultrapure water line
- Patent number 5,147,605
- Issue date Sep 15, 1992
- Morita Kagaku Kogyo Co., Ltd.
- Toshio Tatsuno
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE