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:
May. 31, 2005
Filed:
Sep. 19, 2001
Applicants:
Takeshi Kitahora, Osaka, JP;
Akihito Hisamitsu, Amagasaki, JP;
Hideaki Ueda, Kishiwada, JP;
Mitsuyo Matsumoto, Ibaraki, JP;
Inventors:
Takeshi Kitahora, Osaka, JP;
Akihito Hisamitsu, Amagasaki, JP;
Hideaki Ueda, Kishiwada, JP;
Mitsuyo Matsumoto, Ibaraki, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L029/16 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a liquid crystal display apparatus comprising a pair of substrates and a liquid crystal layer provided between the substrates, the liquid crystal layer containing a liquid crystal composition that exhibits a cholesteric phase. The liquid crystal composition contains a mixture of a chiral material and nematic liquid crystal. The liquid crystal display layer is configured to satisfies the following conditions: