Tsunehisa Katsuki

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Himeji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polycarbonate and optical disk therefrom
- Patent number 5,173,347
- Issue date Dec 22, 1992
- Daicel Chemical Industries, Ltd.
- Tatsuya Kanno
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...