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:
Oct. 30, 2012
Filed:
Dec. 15, 2008
Applicants:
Hideyuki Yonezawa, Ibaraki, JP;
Minoru Miyatake, Ibaraki, JP;
Akinori Nishimura, Ibaraki, JP;
Inventors:
Assignee:
Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); B29D 11/00 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a depolarizing film which is excellent in productivity and can have a large area. The depolarizing film is obtained by using birefringent very short fibers instead of inorganic birefringent crystals, such as calcite, for use in conventional depolarizing elements.
Yonezawa, Hideyuki. (2012). Depolarizing film, process for producing the same, and liquid-crystal display (U.S. Patent No. 8300182). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8300182
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile