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.

Date of Patent:
Jan. 29, 2013

Filed:

Feb. 25, 2010
Applicants:

Taku Hatano, Tokyo, JP;

Shunsuke Yamanaka, Tokyo, JP;

Kouhei Arakawa, Tokyo, JP;

Inventors:

Taku Hatano, Tokyo, JP;

Shunsuke Yamanaka, Tokyo, JP;

Kouhei Arakawa, Tokyo, JP;

Assignee:

Zeon Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); G02F 1/13 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is a lengthy-shaped polarizing plate comprising a linearly-polarized light separation element, a linear light polarizing film and a protection film in this order, wherein said linearly-polarized light separation element includes a layer composed of a resin A whose inherent birefringence value is negative and has a linearly-polarized light transmission axis in a crosswise direction.


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