Yasuhiro Kubota

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Tsukuba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing aromatic polymer
- Patent number 9,109,081
- Issue date Aug 18, 2015
- Sumitomo Chemical Company, Limited
- Tsutomu Yokozawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING AROMATIC POLYMER
- Publication number 20100144999
- Publication date Jun 10, 2010
- Sumitomo Chemical Company, Ltd.
- Tsutomu Yokozawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...