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:
Nov. 17, 2009
Filed:
Feb. 06, 2006
Shuuji Yano, Ibaraki, JP;
Kenji Yoda, Ibaraki, JP;
Kentarou Kobayashi, Ibaraki, JP;
Kanako Itou, Ibaraki, JP;
Shuuji Yano, Ibaraki, JP;
Kenji Yoda, Ibaraki, JP;
Kentarou Kobayashi, Ibaraki, JP;
Kanako Itou, Ibaraki, JP;
Nitto Denko Corporation, Ibaraki-shi, JP;
Abstract
A liquid crystal panel including a liquid crystal cell having an improved contrast ratio in an oblique direction and an improved color shift in an oblique direction is provided. A liquid crystal panel according to the present invention includes: a liquid crystal cell; a first polarizer arranged on one side of the liquid crystal cell; a second polarizer arranged on another side of the liquid crystal cell; a negative C plate and a negative A plate arranged between the liquid crystal cell and the first polarizer; and an isotropic optical element arranged between the liquid crystal cell and the second polarizer. The negative C plate is arranged between the first polarizer and the negative A plate.