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:
Aug. 30, 2022
Filed:
Jul. 18, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Nam Hun Kim, Daejeon, KR;
Byoung Kun Jeon, Daejeon, KR;
Doo Young Huh, Daejeon, KR;
Su Young Ryu, Daejeon, KR;
Seong Min Lee, Daejeon, KR;
Jung Woon Kim, Daejeon, KR;
Young Shin Lee, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/137 (2006.01); G02F 1/1335 (2006.01); G02F 1/1337 (2006.01); B60J 1/20 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13725 (2013.01); B60J 1/20 (2013.01); G02F 1/1337 (2013.01); G02F 1/133528 (2013.01); G02F 2202/28 (2013.01);
Abstract
An optical device is provided in the present application. The optical device of the present application has varying transmittance and improved appearance defects, such as reduction of wrinkles that may occur by lamination of a liquid crystal element and an outer substrate. Such optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.