Shuitsu Hiraoka

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Film-forming coating solution and synthetic resin lens
- Patent number 5,789,476
- Issue date Aug 4, 1998
- Seiko Epson Corporation
- Takeaki Iryo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...