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:
Jun. 23, 2026
Filed:
Jan. 15, 2019
Applicant:
Sharp Kabushiki Kaisha, Sakai City, JP;
Inventors:
Assignee:
SHARP KABUSHIKI KAISHA, Sakai City, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); H10K 50/115 (2023.01); H10K 85/10 (2023.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01); H10K 71/40 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/115 (2023.02); H10K 85/141 (2023.02); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); H10K 71/40 (2023.02); H10K 2102/00 (2023.02);
Abstract
A light-emitting element includes: an anode; a cathode; and a light-emitting layer between the anode and the cathode, wherein the light-emitting layer contains quantum dots and ligands, the ligands are a polymer including at least two repeating units, and each repeating unit includes, at an end of at least one side chain thereof, a modified functional group coordinated to any one of the quantum dots.