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:
Jun. 15, 2010
Filed:
Sep. 12, 2006
Applicants:
Takashi Kurihara, Yokohama, JP;
Yasuhiro Kume, Kawachinagano, JP;
Kazuhiko Tamai, Nabari, JP;
Takaaki Okamoto, Kizugawa, JP;
Shinya Saeki, Kawasaki, JP;
Inventors:
Takashi Kurihara, Yokohama, JP;
Yasuhiro Kume, Kawachinagano, JP;
Kazuhiko Tamai, Nabari, JP;
Takaaki Okamoto, Kizugawa, JP;
Shinya Saeki, Kawasaki, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/02 (2006.01); G02F 1/141 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal display element of the present invention is arranged so that a material layer having dielectric anisotropy includes a chiral material and a liquid crystal material with a nematic liquid crystal phase, and 0.25≦d/p≦0.50 is satisfied assuming that the thickness of the material layer is d and the chiral pitch length of the liquid crystal material is p.