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:
May. 15, 2001
Filed:
Sep. 03, 1999
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/20 ; G02F 1/1335 ;
U.S. Cl.
CPC ...
G02B 5/20 ; G02F 1/1335 ;
Abstract
A method for manufacturing a color filter including a black matrix having apertures, and pixels obtained by coloring the aperatures on a substrate includes the step of correcting coloring conditions for the color filter based on a distribution of areas of the respective apertures. A liquid-crystal device includes a color filter manufactured by the method, a facing substrate facing the color filter, and a liquid crystal sealed between the color filter and the facing substrate.