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.

Date of Patent:
Jul. 14, 2026

Filed:

Dec. 20, 2023
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Kyooho Lee, Goyang si, KR;

Jaeyoung Oh, Goyang si, KR;

Kyoungjin Nam, Paju si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/80 (2023.01); H10K 59/122 (2023.01); H10K 59/38 (2023.01); H10K 102/00 (2023.01); H10K 102/10 (2023.01);
U.S. Cl.
CPC ...
H10K 59/8792 (2023.02); H10K 59/122 (2023.02); H10K 59/38 (2023.02); H10K 59/878 (2023.02); H10K 2102/102 (2023.02); H10K 2102/103 (2023.02); H10K 2102/331 (2023.02);
Abstract

Embodiments of the disclosure relate to a display device. Specifically, there may be provided a display device capable of mitigating leakage of light reflected at an auxiliary layer by reducing the cell gap between the light emitting element and the auxiliary layer by including a substrate including a light emitting element, a bank layer disposed on the substrate and defining an opening overlapping the light emitting element, a trench having a lower surface disposed to have a predetermined depth from an upper surface of the bank layer and a sidewall portion connecting the lower surface and the upper surface, a black matrix protruding beyond the upper surface of the bank layer and seated in the trench, a light conversion layer including quantum dots and disposed on the light emitting element, and an auxiliary layer disposed on the light conversion layer and including a reflective material.


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Lee, Kyooho. (2026). Display device (U.S. Patent No. 12685002). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12685002

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