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:
Dec. 26, 2006
Filed:
May. 06, 2004
Yuuji Ueda, Izumiotsu, JP;
Kazuhiro Machiguchi, Toyonaka, JP;
Hiroki Endo, Tokyo, JP;
Taichi Natori, Tokyo, JP;
Toyomi Jinwaki, Kokubu, JP;
Yuuji Ueda, Izumiotsu, JP;
Kazuhiro Machiguchi, Toyonaka, JP;
Hiroki Endo, Tokyo, JP;
Taichi Natori, Tokyo, JP;
Toyomi Jinwaki, Kokubu, JP;
Sumitomo Chemical Company, Limited, Osaka, JP;
Sony Corporation, Tokyo, JP;
Abstract
A color filter array having a blue filter layer on a substrate wherein the blue filter layer comprises triallylmethane dye showing its absorption maximum at a wavelength within the range of from 550 to 650 nm; and has a transmittance at a wavelength of 450 nm of 70% or more and that at 650 nm of 5% or less is provided; and the color filter array shows excellent spectroscopic characteristics with respect to blue light and has a blue filter layer excellent in light fastness.