Diffusion sheet, backlight, liquid crystal display apparatus and method of manufacturing the diffusion sheet comprising a plurality of convex shapes that are irregularly spaced and aligned relative to each other

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United States of America Patent

PATENT NO 9114557
APP PUB NO 20120062820A1
SERIAL NO

13045726

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Abstract

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A diffusion sheet includes a light-transmissive base member, a plurality of structures, and a flattened portion. The light-transmissive base member has a first main surface and a second main surface. The plurality of structures have convex shapes, which are randomly formed on the first main surface. The flattened portion is formed among the plurality of structures on the first main surface and has a surface roughness (Ra) equal to or lower than 0.6 μm.

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Patent Owner(s)

  • SATURN LICENSING LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Makoto Miyagi, JP 184 3164
Hashimoto, Kanako Miyagi, JP 8 36
Horii, Akihiro Miyagi, JP 83 4000
Kondou, Takeshi Miyagi, JP 8 379
Sasaki, Jun Miyagi, JP 237 2448
Sugawara, Naoto Miyagi, JP 20 351

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