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:
Jan. 19, 1999
Filed:
May. 23, 1997
Applicant:
Inventor:
Yasuto Sakai, Osaka, JP;
Assignee:
Nippon Sheet Glass Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
349106 ;
Abstract
In a color liquid crystal substrate, in which a plurality of color filter elements are formed on a transparent substrate, a primary coating of an organic silicon compound containing oxide particles is formed on the color elements, and a secondary coating of a silicon dioxide is formed on said primary coating. Further, the oxide particles contained in the primary coating are concentrated and fill-in the recess portions defined among the neighboring color filter elements.