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. 24, 2026

Filed:

Jul. 03, 2023
Applicant:

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

Inventors:

Hyuneok Shin, Yongin-si, KR;

Juhyun Lee, Yongin-si, KR;

Jonghee Park, Yongin-si, KR;

Joonyong Park, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/32 (2023.01); H10K 59/12 (2023.01); H10K 59/122 (2023.01); H10K 59/35 (2023.01); H10K 71/00 (2023.01); H10K 71/20 (2023.01);
U.S. Cl.
CPC ...
H10K 59/32 (2023.02); H10K 59/1201 (2023.02); H10K 59/122 (2023.02); H10K 59/352 (2023.02); H10K 71/211 (2023.02); H10K 71/233 (2023.02); H10K 71/621 (2023.02);
Abstract

An organic light emitting display device includes a first to a third pixel electrodes and a pixel defining layer disposed on a substrate, a first light emitting layer disposed on the first pixel electrode, a second light emitting layer disposed on the first to third pixel electrodes, a third light emitting layer disposed on the third pixel electrode, a thickness compensation layer disposed on the third pixel electrode, overlapping the third light emitting layer, and including Z-ITO having a ZnOcontent of about 50 wt % or more, and about 90 wt % or less, and a common electrode disposed on the first to third light emitting layers.


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