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. 26, 2026
Filed:
Jul. 26, 2022
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Hirokazu Kuwabara, Yokohama, JP;
Ryuhei Furue, Yokohama, JP;
Yuma Aoki, Yokohama, JP;
Yuuki Miyazaki, Yokohama, JP;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07F 5/02 (2006.01); H10K 50/12 (2023.01);
U.S. Cl.
CPC ...
C07F 5/027 (2013.01); H10K 50/12 (2023.02); H10K 85/631 (2023.02); H10K 85/633 (2023.02); H10K 85/654 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6576 (2023.02); H10K 85/658 (2023.02); C07B 2200/05 (2013.01);
Abstract
Provided is a light emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a host and a dopant, and the host includes a compound represented by Formula E-2a or Formula E-2b, and the dopant includes a fused polycyclic compound represented by Formula 1.
Kuwabara, Hirokazu. (2026). Fused polycyclic compound and light emitting device including the same (U.S. Patent No. 12637483). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12637483
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile