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:
Sep. 23, 2025
Filed:
Nov. 23, 2020
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Hirokazu Kuwabara, Yokohama, JP;
Ryuhei Furue, Yokohama, JP;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10K 85/60 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/81 (2023.01); H10K 50/82 (2023.01); H10K 85/20 (2023.01); H10K 101/20 (2023.01);
U.S. Cl.
CPC ...
H10K 85/636 (2023.02); H10K 85/211 (2023.02); H10K 85/622 (2023.02); H10K 85/631 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 85/658 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/81 (2023.02); H10K 50/82 (2023.02); H10K 2101/20 (2023.02);
Abstract
An organic electroluminescence device includes a first electrode and a second electrode facing each other, and a plurality of organic layers disposed between the first electrode and the second electrode, wherein at least one of the plurality of organic layers includes a fused polycyclic compound represented by Formula 1, and the device exhibits improved luminous efficiency.
Kuwabara, Hirokazu. (2025). Organic electroluminescence device and fused polycyclic compound for organic electroluminescence device (U.S. Patent No. 12426499). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12426499
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile