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:
May. 17, 2022
Filed:
Oct. 09, 2019
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Yukito Saitoh, Minamiashigara, JP;
Kunihiro Atsumi, Minamiashigara, JP;
Teruki Niori, Minamiashigara, JP;
Shinichi Morishima, Minamiashigara, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01); H01L 51/52 (2006.01); G02B 5/30 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3016 (2013.01); G02F 1/133634 (2013.01); H01L 51/5281 (2013.01); G02F 1/133633 (2021.01); G02F 1/133637 (2021.01); G02F 1/133638 (2021.01); G02F 1/134363 (2013.01);
Abstract
An optical film is an optical film in which a cholesteric liquid crystalline phase is fixed and a helical axis of the cholesteric liquid crystalline phase is aligned in an in-plane uniaxial direction, and an Nz is 0.2 to 0.75.