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:
Feb. 06, 2024
Filed:
Nov. 08, 2019
Applicant:
Sony Group Corporation, Tokyo, JP;
Inventor:
Kazuichiro Itonaga, Tokyo, JP;
Assignee:
SONY GROUP CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 50/856 (2023.01); H10K 50/858 (2023.01); H10K 50/125 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/856 (2023.02); H10K 50/125 (2023.02); H10K 50/858 (2023.02); H10K 2102/00 (2023.02);
Abstract
A light emitting element includes a first electrode, an organic layer formed on the first electrode and including a luminescent layer composed of an organic luminescent material and a second electrode formed on the organic layer, and further includes a light reflecting layer provided below the first electrode. Light emitted in the luminescent layer is resonated between the light reflecting layer and an interface of the second electrode and the organic layer, and a portion of the light is output from the second electrode.