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:
Jul. 19, 2011

Filed:

Feb. 22, 2006
Applicants:

Mamoru Sakurazawa, Minami-ashigara, JP;

Akihiro Matsufuji, Minami-ashigara, JP;

Inventors:

Mamoru Sakurazawa, Minami-ashigara, JP;

Akihiro Matsufuji, Minami-ashigara, JP;

Assignee:

Fujifilm Corporation, Minato-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical compensation sheet, which contains a cellulose acylate film that contains 1 to 20 parts by mass of a retardation controlling agent, to 100 parts by mass of a cellulose acylate, wherein the retardation controlling agent comprises at least two compounds different in Re/Rth ratios each other; and a liquid crystal display device, which contains the optical compensation sheet.


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