Invention Grant
- Patent Title: Liquid crystal device and projector
- Patent Title (中): 液晶装置和投影机
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Application No.: US14028624Application Date: 2013-09-17
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Publication No.: US09128328B2Publication Date: 2015-09-08
- Inventor: Koichi Takemura
- Applicant: Seiko Epson Corporation
- Applicant Address: JP Tokyo
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP Tokyo
- Agency: ALG Intellectual Property, LLC
- Priority: JP2012-205348 20120919
- Main IPC: G02F1/1337
- IPC: G02F1/1337

Abstract:
A liquid crystal device includes a substrate, a base body that is disposed opposing the substrate, a liquid crystal layer that is held between the substrate and the base body, an inorganic alignment film that is provided between the liquid crystal layer and the substrate or the base body, and a protection film that is provided between the inorganic alignment film and the liquid crystal layer, the inorganic alignment film has a plurality of grooves that are hollowed toward the surface on the opposite side of the liquid crystal layer from the surface on the liquid crystal layer side, and the protection film has a cave-in shape toward the opposite side to the liquid crystal layer from the liquid crystal layer side in at least one portion of portions corresponding to the plurality of grooves.
Public/Granted literature
- US20140078411A1 LIQUID CRYSTAL DEVICE AND PROJECTOR Public/Granted day:2014-03-20
Information query
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