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. 23, 1993
Filed:
Nov. 03, 1989
Applicant:
Inventor:
Kohei Arakawa, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; G02F / ;
U.S. Cl.
CPC ...
359 73 ; 359 63 ; 359 93 ;
Abstract
A liquid crystal display comprising a liquid crystal cell and a polarizing sheet is disclosed, in which (A) at least one film having light transmission properties, said film (A) having at least one optic axis at an angle of not more than 45.degree. with the normal thereof or satisfying the relationship
Arakawa, Kohei. (1993). Liquid crystal display having positive and negative birefringent (U.S. Patent No. 5189538). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5189538
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile