Hiroyoshi Yoneta

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wholly aromatic polyester, composition thereof, and molded article...
- Patent number 5,663,276
- Issue date Sep 2, 1997
- Nippon Petrochemicals Company, Limited
- Hiroyoshi Yoneta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...