Kiyotaka Watanabe

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating waste liquid
- Patent number 6,638,432
- Issue date Oct 28, 2003
- Nippon Shokubai Co., Ltd.
- Yukihiro Matsumoto
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Method of treating waste liquid
- Publication number 20020000413
- Publication date Jan 3, 2002
- Yukihiro Matsumoto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL