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:
Jan. 24, 2012
Filed:
Nov. 12, 2010
Applicants:
Sosuke Akao, Tokyo, JP;
Yuji Kubo, Tokyo, JP;
Masashi Aimatsu, Tokyo, JP;
Takao Taguchi, Tokyo, JP;
Inventors:
Assignee:
Toppan Printing Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 1/02 (2006.01); G02F 1/13363 (2006.01); G02B 5/20 (2006.01); G02B 5/30 (2006.01); C09K 19/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A retardation layer that includes regions causing different retardations can be manufactured easily. A retardation substrate includes a substrate and a solidified liquid crystal layer supported by the substrate. The solidified liquid crystal layer includes first to third regions. The first to third regions re arranged on the substrate and different in degree of orientation of mesogens.