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.:

US 7940355 B1

PDF
Full Text
Expired
Date of Patent:
May. 10, 2011

Filed:

Jun. 23, 2006
Applicants:

Mamoru Sakarazawa, Minami-Ashigara, JP;

Yutaka Nozoe, Minami-Ashigara, JP;

Tomohiro Ogawa, Minami-Ashigara, JP;

Inventors:

Mamoru Sakarazawa, Minami-Ashigara, JP;

Yutaka Nozoe, Minami-Ashigara, JP;

Tomohiro Ogawa, Minami-Ashigara, JP;

Assignee:

Fujifilm Corporation, Minato-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 9/04 (2006.01); G02B 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cellulose acylate film comprising: (A) at least one retardation regulator that has an absorbance, in terms of a 1.0 g/liter solution, of 0.1 or less for a 1 cm path length within a wavelength region of 450 nm or greater but not greater than 800 nm; and (B) at least one near infrared absorber that has at least one maximum absorption wavelength at 700 nm or greater but not greater than 1200 nm and has an absorbance, in terms of a 1.0 g/liter solution, of 30.0 or less for a 1 cm path length within a wavelength region of 450 nm or greater but not greater than 650 nm.


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Sakarazawa, Mamoru. (2011). Cellulose acylate film, and polarizing plate and liquid crystal display device using the same (U.S. Patent No. 7940355). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7940355

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