Hidenao Takazawa

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Patents Grantslast 30 patents

Information Patent Grant
Bioactive substance having antitumor activity, producing strain, an...
- Patent number 5,965,430
- Issue date Oct 12, 1999
- Senka Co., Ltd.
- Hidenao Takazawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Methods for processing leachate using completely closed system in m...
- Patent number 5,516,975
- Issue date May 14, 1996
- Senka Co.
- Hidenao Takazawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Methods for processing wastes using potential heat of waste gas pri...
- Patent number 5,347,938
- Issue date Sep 20, 1994
- Hidenao Takazawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE