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, 2010
Filed:
Aug. 22, 2006
Nobutaka Fukagawa, Minami-ashigara, JP;
Hajime Nakayama, Minami-ashigara, JP;
Yusuke Ohashi, Minami-ashigara, JP;
Nobutaka Fukagawa, Minami-ashigara, JP;
Hajime Nakayama, Minami-ashigara, JP;
Yusuke Ohashi, Minami-ashigara, JP;
Fujifilm Corporation, Minato-Ku, Tokyo, JP;
Abstract
A liquid crystal display device comprising a first polarizer, a first retardation film satisfying (1) to (6) below, a liquid crystal cell, a second retardation film satisfying (7) to (12) below, a second polarizer in this order wherein the absorption axis of the first and second polarizer and the slow axis of the first and second retardation film are substantially in parallel, respectively:10 nm<(548)<100 nm  (1)20 nm<(548)<400 nm  (2)1.0<(446)/(548)<2.0  (3)0.5<(628)/(548)<1.0  (4)1.0<(446)/(548)<2.0  (5)0.5<(628)/(548)<1.0  (6)40 nm<(548)<300 nm  (7)20 nm<(548)<400 nm  (8)0.5<(446)/(548)<1.5  (9)0.5<(628)/(548)<2.0  (10)0.5<(446)/(548)<2.0  (11)0.5<(628)/(548)<1.5  (12)