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:
Sep. 20, 2011
Filed:
Jul. 24, 2008
Applicants:
Tomo Ikebe, Suwa, JP;
Yutaka Tsuchiya, Nagano-ken, JP;
Inventors:
Tomo Ikebe, Suwa, JP;
Yutaka Tsuchiya, Nagano-ken, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal device includes a first substrate, a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first alignment layer disposed on the liquid crystal layer side of the first substrate, and a second alignment layer disposed on the liquid crystal layer side of the second substrate. At least one of the first alignment layer and the second alignment layer is made of an inorganic porous film having pores exposed at its surface and grooves to control the orientation of the liquid crystal layer.