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:
Jul. 22, 2025
Filed:
Jun. 10, 2020
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventor:
Yukio Takenaka, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 85/10 (2023.01); H10K 50/115 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 85/111 (2023.02); H10K 50/115 (2023.02); H10K 2102/331 (2023.02);
Abstract
A light-emitting element includes an anode electrode, cathode electrode, an EML, and an HTL. The HTL includes a hole transport material, and a first polymer containing a polysiloxane bond in the main chain and having a functional group including a π-conjugated electron pair in a side chain of the first polymer.
Takenaka, Yukio. (2025). Light-emitting element (U.S. Patent No. 12369450). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12369450
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile