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. 12, 2026
Filed:
Sep. 27, 2022
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/85 (2023.01); H10K 50/80 (2023.01); H10K 50/86 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/868 (2023.02); H10K 2102/311 (2023.02);
Abstract
A display device having a display panel, a polarization film disposed on the display panel, and a plurality of retardation films disposed on the polarization film. Each of the plurality of retardation films has different in-plane phase differences R, and the in-plane phase difference Rof each of the plurality of retardation films is 10000 nm or larger. According to an example embodiment, a color distortion, such as color irregularity, a color shift, and interference colors, is improved and the visibility of the rainbow stain is minimized or reduced.