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Yoshiro Iguchi
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Tatsuno, JP
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last 30 patents
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Patent Grant
Optical disk of polycarbonate
Patent number
4,978,578
Issue date
Dec 18, 1990
Daicel Chemical Industries, Ltd.
Tatsuya Kanno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...