Mold, process for producing mold, and process for producing sheet

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United States of America Patent

PATENT NO 8939752
SERIAL NO

12308746

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Abstract

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A mold comprising alumina having a microscopic pattern, in which distances between adjacent recesses or salients therein are not longer than wavelength of visible light, formed by anodic oxidation on a surface of an aluminum pre-mold without a rolling mark, wherein height or depth difference at a crystal grain boundary is 300 nm or less.

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Patent Owner(s)

Patent OwnerAddress
KANAGAWA INSTITUTE OF INDUSTRIAL SCIENCE AND TECHNOLOGY705-1 SHIMOIMAIZUMI EBINA-SHI KANAGAWA 243-0435

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kojima, Katsuhiro Hiroshima, JP 34 183
Masuda, Hideki Kanagawa, JP 78 540
Okamoto, Eiko Hiroshima, JP 24 143
Sakuma, Satoshi Kanagawa, JP 51 257
Uozu, Yoshihiro Kanagawa, JP 22 221
Yanagishita, Takashi Kanagawa, JP 6 60

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