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:
Aug. 15, 2023
Filed:
Feb. 16, 2021
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Enrico Angioni, Oxford, GB;
Iain Hamilton, Oxford, GB;
Edward Andrew Boardman, Abingdon, GB;
Andrea Zampetti, Abingdon, GB;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/115 (2023.01); H10K 50/16 (2023.01); H10K 50/15 (2023.01); H10K 50/818 (2023.01); H10K 50/828 (2023.01);
U.S. Cl.
CPC ...
H10K 50/115 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/818 (2023.02); H10K 50/828 (2023.02);
Abstract
A light emitting device comprises a first electrode, a second electrode, and an emissive layer (EML) between the first electrode and the second electrode and electrically connected to the first electrode and the second electrode. The EML comprises a charge transport matrix of a first polarity, a plurality of quantum dots in the charge transport matrix, and a plurality of charge transport nanoparticles of a second polarity in the charge transport matrix.