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:
Jul. 30, 1991
Filed:
Sep. 04, 1990
Applicant:
Inventors:
Shyuichi Kozaki, Nara, JP;
Masako Okada, Nara, JP;
Fumiaki Funada, Nara, JP;
Kei Sasaki, Nara, JP;
Hideo Saito, Chiba, JP;
Fusayuki Takeshita, Chiba, JP;
Assignees:
Sharp Kabushiki Kaisha & Chisso Corp., Osaka, P;
Chisso Corp., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
428-1 ; 350340 ; 350341 ;
Abstract
Disclosed is an improvement of an active matrix type liquid crystal display device using a combination of a specific mixed liquid crystal and a specific polyimide orientation film.