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:
Apr. 01, 2025
Filed:
Jun. 17, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Eunjae Jeong, Hwaseong-si, KR;
Dongjun Kim, Suwon-si, KR;
Minji Kim, Hwaseong-si, KR;
Hankyu Pak, Suwon-si, KR;
Sohee Jo, Cheonan-si, KR;
Sanghyun Han, Hwaseong-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 50/15 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6576 (2023.02); H10K 85/622 (2023.02); H10K 85/631 (2023.02); H10K 85/636 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 50/15 (2023.02);
Abstract
An organic electroluminescence device includes a first electrode and a second electrode, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one organic layer among the plurality of organic layers includes an amine compound represented by Formula 1, and thereby exhibits improved emission efficiency.