Yasunao Kai

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Fukuoka-shi Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-density composite material
- Patent number 7,304,105
- Issue date Dec 4, 2007
- Nippon Tungsten Co., Ltd.
- Yasunao Kai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
High-density composite material
- Publication number 20050004290
- Publication date Jan 6, 2005
- Yasunao Kai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...