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. 10, 2022
Filed:
Jan. 26, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jin Suk Song, Daejeon, KR;
Sang Choll Han, Daejeon, KR;
Sung Hak Bae, Daejeon, KR;
Byung Mook Kim, Daejeon, KR;
Bum Woo Lee, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/22 (2006.01); G02B 1/04 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 5/22 (2013.01); G02B 1/04 (2013.01); G02B 5/30 (2013.01);
Abstract
An asymmetric transmission film including a body having a first surface and a second surface opposite to the first surface and a transmittance control member disposed in the body such that a forward transmittance of light passing in a direction from the first surface toward the second surface and a reverse transmittance of light passing in a direction from the second surface toward the first surface are different from each other.