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:
Dec. 19, 2017
Filed:
Dec. 31, 2013
Lg Chem, Ltd., Seoul, KR;
Sin Young Kim, Daejeon, KR;
Moon Soo Park, Daejeon, KR;
Bu Gon Shin, Daejeon, KR;
Hyuk Yoon, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
A polarizing mask and an apparatus and method for manufacturing an optical device are provided. The polarizing mask capable of being used to manufacture the optical device including an optical layer whose optical axes or light absorption axes are shifted continuously is provided. The optical device manufactured thus can be used to adjust characteristics of light in electronic devices such as display devices, or can be used for various applications requiring a continuous change in an optical axis or light absorption axis, including use of windows or shades of buildings or automobiles.