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. 25, 2024
Filed:
Dec. 11, 2018
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Hisayuki Utsumi, Sakai, JP;
Youhei Nakanishi, Sakai, JP;
Masayuki Kanehiro, Sakai, JP;
Shota Okamoto, Sakai, JP;
Hiroki Imabayashi, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/16 (2023.01); H10K 59/122 (2023.01); H10K 59/35 (2023.01); H10K 71/00 (2023.01); H10K 85/60 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/16 (2023.02); H10K 59/35 (2023.02); H10K 71/00 (2023.02); H10K 59/122 (2023.02); H10K 85/636 (2023.02); H10K 85/6572 (2023.02); H10K 2102/00 (2023.02); H10K 2102/331 (2023.02);
Abstract
A display device includes an anode electrode a cathode electrode a light-emitting layer, and an electron transport layer. The light-emitting layer is provided between the anode electrode and the cathode electrode. The electron transport layer is provided between the cathode electrode and the light-emitting layer. The electron transport layer includes a nanoparticle of a metal oxide, and an organic modifier configured to cover a surface of the nanoparticle and having electron donating characteristics.