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:
Aug. 25, 2026
Filed:
Jun. 09, 2022
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Sang Hee Yu, Hwaseong-si, KR;
Hoi-Lim Kim, Seoul, KR;
Jae Hong Park, Seoul, KR;
Gyu Bong Kim, Suwon-si, KR;
Seung UK Noh, Seoul, KR;
Ju Yon Lee, Cheonan-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 309/73 (2006.01); B82Y 30/00 (2011.01); C07C 309/65 (2006.01); C09K 11/08 (2006.01); C09K 11/58 (2006.01); C09K 11/62 (2006.01); C09K 11/64 (2006.01); C09K 11/66 (2006.01); H10K 71/40 (2023.01); B82Y 20/00 (2011.01); H10K 50/115 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01);
U.S. Cl.
CPC ...
C09K 11/0811 (2013.01); B82Y 30/00 (2013.01); C07C 309/65 (2013.01); C07C 309/73 (2013.01); C09K 11/0816 (2013.01); C09K 11/582 (2013.01); C09K 11/62 (2013.01); C09K 11/64 (2013.01); C09K 11/661 (2013.01); H10K 71/40 (2023.02); B82Y 20/00 (2013.01); H10K 50/115 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02);
Abstract
A light emitting element according to an embodiment includes a first electrode, a second electrode overlapping the first electrode, an emission layer disposed between the first electrode and the second electrode, and an electron transport region disposed between the emission layer and the second electrode, wherein the electron transport region includes a thermal acid generator (TAG). A method of manufacturing a light emitting element is also provided.