The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 2013
Filed:
Oct. 01, 2010
Kei Obata, Miyagi, JP;
Junichi Inoue, Tochigi, JP;
Akito Kuriyama, Tochigi, JP;
Akihiro Shibata, Miyagi, JP;
Kentaroh Ishikawa, Tochigi, JP;
Kei Obata, Miyagi, JP;
Junichi Inoue, Tochigi, JP;
Akito Kuriyama, Tochigi, JP;
Akihiro Shibata, Miyagi, JP;
Kentaroh Ishikawa, Tochigi, JP;
Sony Corporation, Tokyo, JP;
Abstract
An alignment film or a phase difference device with small shift from a desired alignment direction and a display unit including the same are provided. The alignment film includes: a substrate having a plurality of grooves extending in a specific direction on a surface; and a non-alignment thin film formed along a surface of the plurality of grooves. The phase difference device includes: an alignment film that has a substrate having a plurality of grooves extending in a specific direction on a surface and a non-alignment thin film formed along a surface of the plurality of grooves; and a phase difference layer that is provided being contacted with a surface of the non-alignment thin film, and includes a liquid crystal material that is aligned along an extending direction of a dent formed by the non-alignment thin film and is polymerized.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile