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:
Feb. 10, 2026

Filed:

Feb. 22, 2022
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Won Ho Lee, Yongin-si, KR;

Buem Joon Kim, Yongin-si, KR;

Jong Hyuk Kang, Yongin-si, KR;

Hyun Deok Im, Yongin-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10H 20/01 (2025.01); H10H 20/821 (2025.01); H10H 20/831 (2025.01); H10H 20/84 (2025.01); H10H 20/851 (2025.01); H10H 20/855 (2025.01); H10H 29/14 (2025.01);
U.S. Cl.
CPC ...
H10H 29/142 (2025.01); H10H 20/01 (2025.01); H10H 20/821 (2025.01); H10H 20/831 (2025.01); H10H 20/84 (2025.01); H10H 20/851 (2025.01); H10H 20/855 (2025.01); H10H 20/032 (2025.01);
Abstract

A display device includes a substrate including a pixel area, and a pixel disposed in the pixel area and including an emission area and a non-emission area. The pixel includes a first alignment electrode and a second alignment electrode spaced from each other on the substrate, an insulating layer disposed on the first and second alignment electrodes, at least one light emitting element disposed on the insulating layer between the first alignment electrode and the second alignment electrode in the emission area, a pattern disposed between the at least one light emitting element and the insulating layer and including a hydrophilic group, and a bank disposed on the insulating layer in the non-emission area and including a first opening corresponding to the emission area and a second opening spaced from the first opening of the bank.


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