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:
Jan. 06, 2026
Filed:
Jul. 09, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Soobyung Ko, Yongin-si, KR;
Sujin Shin, Yongin-si, KR;
Eunsoo Ahn, Yongin-si, KR;
Jaejin Lyu, Yongin-si, KR;
Jihyung Lee, Yongin-si, KR;
Junghoon Han, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 1/00 (2006.01); C07F 15/00 (2006.01); H10K 50/11 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 59/12 (2023.01); H10K 85/30 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 101/10 (2023.01); H10K 101/20 (2023.01); H10K 101/30 (2023.01); H10K 101/40 (2023.01); G02B 5/20 (2006.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); C07F 1/00 (2013.01); C07F 15/0086 (2013.01); H10K 59/12 (2023.02); H10K 85/346 (2023.02); H10K 85/40 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/658 (2023.02); G02B 5/20 (2013.01); H10K 50/11 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 2101/10 (2023.02); H10K 2101/20 (2023.02); H10K 2101/30 (2023.02); H10K 2101/40 (2023.02);
Abstract
A light-emitting device includes a first compound represented by Formula 1; and a second compound, a third compound, a fourth compound, or any combination thereof, each having a specific formula: emitting device may have excellent driving voltage, current density, high luminescence efficiency, and long lifespan, and may be used in the manufacture of a high quality electronic apparatus.