Kazuyoshi Ogasawara

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for obtaining alkali metal salt aqueous solution of aromatic...
- Patent number 7,750,057
- Issue date Jul 6, 2010
- Teijin Chemicals, LTD
- Kazuyoshi Ogasawara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Method for obtaining alkali metal salt aqueous solution of aromatic...
- Publication number 20090170969
- Publication date Jul 2, 2009
- Kazuyoshi Ogasawara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...