Yoshiji Masaoka

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Iwakuni, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photocurable resin composition prepared from urethane acrylate olig...
- Patent number 4,672,080
- Issue date Jun 9, 1987
- Sanyo-Kokusaku Pulp Co., Ltd.
- Yoshiji Masaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Urethane (meth)acrylate compounds
- Patent number 4,587,352
- Issue date May 6, 1986
- Sanyo-Kokusaku Pulp Co., Ltd.
- Yoshiji Masaoka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Film-forming composition comprising chlorinated polyalkylene glycol
- Patent number 4,539,395
- Issue date Sep 3, 1985
- Sanyo-Kokusaku Pulp Co., Ltd.
- Kazuo Shimizu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...