Yohei Murakami

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Coating for water blocking agents
- Patent number 6,764,538
- Issue date Jul 20, 2004
- Nippon Shokubai Co., Ltd.
- Toshiaki Matsunaga
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Protolytically leaving group-containing copolymer and process for i...
- Patent number 6,710,150
- Issue date Mar 23, 2004
- Nippon Shokubai Co., Ltd.
- Masatoshi Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Friction reducing coating for engineering works, and sheet pile, st...
- Patent number 6,593,280
- Issue date Jul 15, 2003
- Nippon Shokubai Co., Ltd.
- Toshiaki Matsunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Adhesion preventing method and support body extracting method
- Patent number 6,280,120
- Issue date Aug 28, 2001
- Nippon Shokubai Co., Ltd.
- Kouichi Okamoto
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Alcoholic hydroxyl group-, aromatic ring- and protolytically leavin...
- Publication number 20040019152
- Publication date Jan 29, 2004
- NIPPON SHOKUBAI CO., LTD.
- Yohei Murakami
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Protolytically leaving group-containing copolymer and process for i...
- Publication number 20020099147
- Publication date Jul 25, 2002
- NIPPON SHOKUBAI CO., LTD.
- Masatoshi Yoshida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Friction reducing coating for engineering works, and, sheet pile, s...
- Publication number 20020042347
- Publication date Apr 11, 2002
- NIPPON SHOKUBAI CO., LTD.
- Toshiaki Matsunaga
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Coating for water blocking agents, sheet pile and steel tubular pip...
- Publication number 20020037384
- Publication date Mar 28, 2002
- NIPPON SHOKUBAI CO., LTD.
- Toshiaki Matsunaga
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING