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:
Jun. 11, 2002
Filed:
Nov. 20, 2001
Atsushi Kitagawa, Ibaraki, JP;
Yuuji Saiki, Ibaraki, JP;
Masayuki Satake, Ibaraki, JP;
Hiroyuki Yoshimi, Ibaraki, JP;
Nitto Denko Corporation, Osaka, JP;
Abstract
A wide viewing angle polarizing plate capable of forming a liquid crystal display which causes less brightness unevenness by heat history, thereby exhibiting good visibility at a wide viewing angle, comprises a polarizing plate in which a transparent protective layer made of an compensating plate is provided on at least one surface of a polarizing film, one or both of a brightness enhanced plate and a retardation plate laminated on the polarizing plate via an adhesive layer, have a 1000% modulus at 90° C. of at most 6 g/mm , thereby to form a laminate, and an adhesive layer disposed on one surface or on both surfaces of the outer surface of the laminate.