Akira Matsumoto

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Takarazuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vinyl polymer having (meth)acryloyl groups on the side chains and m...
- Patent number 5,274,063
- Issue date Dec 28, 1993
- Kyoeisha Chemical Co., Ltd.
- Akira Matsumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Organic glass for optical parts
- Patent number 4,598,133
- Issue date Jul 1, 1986
- Ito Optical Industrial Co., Ltd.
- Kazuo Makino
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...