Koichi Shibuya

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Takatsuki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for coloring thermoplastic resins
- Patent number 4,208,318
- Issue date Jun 17, 1980
- Dainippon Ink and Chemicals, Inc.
- Seibei Ono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...