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:
Apr. 27, 2010
Filed:
Mar. 05, 2004
Applicant:
Ikuo Kawamoto, Ibaraki, JP;
Inventor:
Ikuo Kawamoto, Ibaraki, JP;
Assignee:
Nitto Denko Corporation, Ibaraki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01); G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
Abstract
A twist-obliquely oriented liquid crystal layer and a twist-obliquely oriented film is formed by forming an alignment layer, on a substrate, containing at least one selected from a glassy macromolecule and a silane coupling agent, performing a rubbing treatment on the alignment layer, and then applying a liquid crystal coating solution containing a chiral agent and a photopolymerizable liquid crystal composition.