Katsuyasu Fukuda

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pigment master batch for filler-containing polypropylene compositions
- Patent number 5,219,903
- Issue date Jun 15, 1993
- Sumitomo Chemical Company, Ltd.
- Takeshi Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing filler-containing colored thermoplastic resin...
- Patent number 5,041,259
- Issue date Aug 20, 1991
- Sumitomo Chemical Co., Ltd.
- Takeshi Fujii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...