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:
May. 07, 2024
Filed:
Jul. 12, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Sohee Jo, Cheonan-si, KR;
Eunjae Jeong, Hwaseong-si, KR;
Dongjun Kim, Suwon-si, KR;
Minji Kim, Hwaseong-si, KR;
Hankyu Pak, Suwon-si, KR;
Sanghyun Han, Hwaseong-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/15 (2023.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); H10K 85/40 (2023.02); H10K 85/615 (2023.02); H10K 85/633 (2023.02); H10K 85/6574 (2023.02); H10K 50/15 (2023.02);
Abstract
An organic electroluminescence device includes a first electrode, a hole transport region on the first electrode, a light-emitting layer on the hole transport region, an electron transport region on the light-emitting layer, and a second electrode on the electron transport region. The hole transport region includes an amine compound represented by Formula 1.