logo

For the Inventor, By the Inventor

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.:

US 5151214 B1

PDFFull Text
Date of Patent:
Sep. 29, 1992

Filed:

Oct. 04, 1990

Ferroelectric liquid crystal device

Applicant:
Inventors:

Mitsuhiro Koden, Nara, JP;

Tomoaki Kuratate, Nara, JP;

Fumiaki Funada, Yamatokoriyama, JP;

Kazuhiko Sakaguchi, Toyonaka, JP;

Tohru Kitamura, Kyoto, JP;

Assignee:

Sharp Kabushiki Kaisha, Osaka, JP;

Attorneys:

Conlin; David G.

Buckley; Linda M.

Primary Examiner:

Robert L Stoll

Assistant Examiner:

C Harris

Int. Cl.
CPC ...
C09K / ; C09K / ; G02F / ;
U.S. Cl.
CPC ...
25229961 ; 25229966 ; 359103 ;
Abstract

An improved ferroelectric liquid crystal device comprising a pair of substrates each provided with voltage applying means, at least one of the substrates having an orientation control layer, and a ferroelectric liquid crystal layer disposed between the pair of substrates, the ferroelectric liquid crystal layer comprising specific .gamma.-lactone derivatives, which is useful as a liquid crystal shutter, liquid crystal display device or the like.

Find Patent Forward Citations

Koden, Mitsuhiro. (1992). Ferroelectric liquid crystal device (U.S. Patent No. 5151214). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5151214

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…