Kengo Otsuka

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyamine derivative and polyol derivative
- Patent number 8,354,529
- Issue date Jan 15, 2013
- BASF SE
- Naruyoshi Mita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyamine derivative and polyol derivative
- Patent number 8,076,478
- Issue date Dec 13, 2011
- BASF SE
- Naruyoshi Mita
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
POLYAMINE DERIVATIVE AND POLYOL DERIVATIVE
- Publication number 20120053270
- Publication date Mar 1, 2012
- NARUYOSHI MITA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyamine Derivative and Polyol Derivative
- Publication number 20080230743
- Publication date Sep 25, 2008
- Naruyoshi Mita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Optically active amine derivative and method of synthesis
- Publication number 20040030144
- Publication date Feb 12, 2004
- Hidetoshi Tsunoda
- C07 - ORGANIC CHEMISTRY