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:
Apr. 22, 2003
Filed:
Nov. 18, 1999
Hideaki Kurata, Sodegaura, JP;
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
Provided is a color filter for reflection-type liquid crystal display devices, which comprises a light-reflecting layer a transparent electrode and a colorant layer with electroconductive grains therein, as laminated in that order on a transparent or opaque substrate Also provided is a reflection-type liquid crystal display device comprising the color filter, in which a substrate having a transparent electrode formed thereon is so combined with the color filter that the transparent electrode faces the light input side of the color filter via a liquid crystal layer existing therebetween. With that constitution, the device enjoys a broad angle of visibility and is not troubled by color drift (color mixing) The device can produce light images in light conditions.