Tatsuya Andoh

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cooking method for pulp
- Patent number 7,056,418
- Issue date Jun 6, 2006
- Kawasaki Kasei Chemicals Ltd.
- Tatsuya Andoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for recovering chemicals in a process of producing pulp by k...
- Patent number 6,585,880
- Issue date Jul 1, 2003
- Nippon Paper Industries Co., Ltd.
- Keigo Watanabe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing polysulfides by means of electrolytic oxidation
- Patent number 6,517,699
- Issue date Feb 11, 2003
- Asahi Glass Company, Limited
- Tetsuji Shimohira
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing polysulfide by electrolytic oxidation
- Patent number 6,264,819
- Issue date Jul 24, 2001
- Asahi Glass Company Ltd.
- Tatsuya Andoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing polysulfides by electrolytic oxidation
- Patent number 5,972,197
- Issue date Oct 26, 1999
- Asahi Glass Company Ltd.
- Tatsuya Andoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Cooking method for pulp
- Publication number 20020088576
- Publication date Jul 11, 2002
- Kawasaki Kasei Chemicals Ltd.
- Tatsuya Andoh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for producing polysulfides by means of electronlytic oxidation
- Publication number 20020053520
- Publication date May 9, 2002
- ASAHI GLASS COMPANY, LTD.
- Tetsuji Shimohira
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE