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. 21, 2025
Filed:
May. 24, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventor:
Yuji Suzaki, Yokohama, JP;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 85/40 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/657 (2023.02); H10K 85/40 (2023.02); H10K 50/11 (2023.02); H10K 2101/10 (2023.02);
Abstract
An organic electroluminescence device includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.