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:
Feb. 03, 2026
Filed:
Nov. 12, 2021
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventor:
Mi Na Kim, Paju-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/18 (2023.01); H10K 59/00 (2023.01); H10K 59/80 (2023.01); H10K 101/40 (2023.01);
U.S. Cl.
CPC ...
H10K 50/181 (2023.02); H10K 59/771 (2023.02); H10K 59/876 (2023.02); H10K 2101/40 (2023.02);
Abstract
Disclosed is a light emitting display device configured such that the construction of an electron blocking unit located adjacent to an emission layer is differently applied to subpixels having different turn-on voltages, thereby preventing current leakage and reducing power consumption, thereby improving efficiency and visual sensation of the display device.
Quick Actions:
Kim, Mi. (2026). Light emitting display device (U.S. Patent No. 12543431). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12543431
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