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:
Feb. 09, 1988
Filed:
Nov. 15, 1985
Applicant:
Inventors:
Jun Nakanowatari, Miyagi, JP;
Mitsuru Kano, Furukawa, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ;
U.S. Cl.
CPC ...
350341 ; 2522995 ; 25229963 ; 350340 ; 3503 / ;
Abstract
A liquid crystal light valve has two base plates of glass and transparent electrodes formed thereon with a ferroelectric liquid crystal interposed between the electrodes, wherein one of the electrodes has a film of insulative material oriented in a specific direction through rubbing treatment, and the other electrode has a film of insulative material treated with a coupler material for horizontal orientation but not oriented in a specific direction.