Ryuji Uchimura

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Fukuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate composition, write once read many optical disc substr...
- Patent number 6,875,491
- Issue date Apr 5, 2005
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin, optical-information recording medium substrate...
- Patent number 6,294,641
- Issue date Sep 25, 2001
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polycarbonate resin, optical information recording medium substrate...
- Patent number 6,288,205
- Issue date Sep 11, 2001
- Mitsubishi Chemical Corporation
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polycarbonate composition, write once read many optical disc substr...
- Publication number 20030153720
- Publication date Aug 14, 2003
- MITSUBISHI CHEMICAL CORPORATION
- Masaaki Miyamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...