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. 28, 2025
Filed:
Jun. 24, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Assignee:
SHARP KABUSHIKI KAISHA, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/15 (2023.01); C09K 11/77 (2006.01); H10K 50/115 (2023.01); H10K 50/18 (2023.01); H10K 101/30 (2023.01);
U.S. Cl.
CPC ...
C09K 11/7701 (2013.01); H10K 50/115 (2023.02); H10K 50/156 (2023.02); H10K 50/18 (2023.02); H10K 2101/30 (2023.02);
Abstract
A light-emitting element includes a hole transport layer between a light-emitting layer and an anode, the hole transport layer containing either a metal oxide of (NiO)(LaNiO)(composition formula 1) or (CuO)(LaNiO)(composition formula 2), where 0<x≤1 and 1≤y≤2.