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. 22, 2024
Filed:
Jul. 26, 2019
Lg Chem, Ltd., Seoul, KR;
Youngjin Kim, Daejeon, KR;
Do Hyun Kim, Daejeon, KR;
Seung Kyu Park, Daejeon, KR;
Dae Hee Lee, Daejeon, KR;
Ji Young Kim, Daejeon, KR;
Dong Min Nho, Daejeon, KR;
Kyun Do Park, Daejeon, KR;
LG Chem, Ltd., Seoul, KR;
Abstract
Provided is a method of manufacturing a viewing angle compensation film, comprising the steps of preparing a base and forming a pattern layer on the base, wherein the pattern layer comprises a first surface comprising a flat surface and a second surface opposite to the first surface; the second surface comprises multiple protruding portions, each of the protruding portions includes a first inclined surface and a second inclined surface, and the angle θ formed by the first inclined surface and the second inclined surface is 20° to 60°. Also provided are a method of manufacturing a polarizing plate by using a viewing angle compensation film manufactured by the manufacturing method, a viewing angle compensation film, a polarizing plate, and a display device including same.