Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2011-06-28
2011-06-28
Briggs, Nathanael R (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S190000
Reexamination Certificate
active
07969541
ABSTRACT:
A retardation film which is manufacturable by a simple process, and being capable of preventing a decline in light use efficiency is provided. A retardation film includes: a substrate having a plurality of grooves extending in a specific direction on a surface thereof; and a retardation layer arranged in contact with the surface of the substrate, and including a liquid crystal material, the liquid crystal material being aligned along the extending direction of the plurality of grooves and being polymerized.
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Hoshi Mitsunari
Inoue Jun-ichi
Katakura Hitoshi
Kuriyama Akito
Obata Kei
Briggs Nathanael R
K&L Gates LLP
Sony Corporation
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