Method for producing long retardation film

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United States of America Patent

PATENT NO 9482802
APP PUB NO 20150043072A1
SERIAL NO

14454291

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Abstract

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A method for producing a long retardation film having an optical axis in an oblique direction relative to the length direction of the long retardation film is provided.

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Patent Owner(s)

  • SUMITOMO CHEMICAL COMPANY, LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hatanaka, Nobuyuki Osaka, JP 31 151
Kobayashi, Tadahiro Osaka, JP 31 175
Sase, Mitsutaka Niihama, JP 8 87

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