Kousuke Sasai

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Otsu-shi, Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sulfonic acid group-containing polymer, method for producing the sa...
- Patent number 8,445,141
- Issue date May 21, 2013
- Toyo Boseki Kabushiki Kaisha
- Kota Kitamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing a polymer electrolyte membrane
- Patent number 8,304,133
- Issue date Nov 6, 2012
- Toyo Boseki Kabushiki Kaisha
- Kousuke Sasai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Composite ion exchange membrane and electrolyte membrane electrode...
- Patent number 7,537,852
- Issue date May 26, 2009
- Toyo Boseki Kabushiki Kaisha
- Shiro Hamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Novel Sulfonic-Acid-Group-Containing Segmented Block Copolymer, App...
- Publication number 20110065021
- Publication date Mar 17, 2011
- Toyo Boseki Kabushiki Kaisha
- Kouta Kitamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING A POLYMER ELECTROLYTE MEMBRANE
- Publication number 20100055536
- Publication date Mar 4, 2010
- TOYO BOSEKI KABUSHIKI KAISHA
- Kousuke Sasai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Sulfonic acid group-containing polymer, method for producing the sa...
- Publication number 20090075147
- Publication date Mar 19, 2009
- Kota Kitamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Cluster ion exchange membrane and electrolyte membrane electrode co...
- Publication number 20050095486
- Publication date May 5, 2005
- Shiro Hamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...