Yoshitaka Tanaka

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Kamakura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polymethyl methacrylate membrane
- Patent number 4,439,322
- Issue date Mar 27, 1984
- Toray Industries, Inc.
- Takeshi Sonoda
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL