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:
Mar. 31, 1992
Filed:
Oct. 02, 1989
Applicant:
Inventors:
Hideaki Takao, Sagamihara, JP;
Tatsuo Murata, Atsugi, JP;
Junichiro Kanbe, Yokohama, JP;
Miki Tamura, Yokohama, JP;
Masaru Kamio, Atsugi, JP;
Nobuyuki Sekimura, Kawasaki, JP;
Yoshiki Kikuchi, Sagamihara, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359 68 ; 359100 ;
Abstract
A chiral smectic liquid crystal color display device has plural non-overlapping color filters arranged at intervals such that 0.ltoreq.l/d.ltoreq.5 wherein l (.mu.m) is the interval between color filters and d (.mu.m) is the color filter film thickness.