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. 20, 2019
Filed:
Mar. 22, 2018
Applicant:
Joled Inc., Tokyo, JP;
Inventors:
Assignee:
JOLED INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 51/56 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5234 (2013.01); H01L 51/5215 (2013.01); H01L 51/5265 (2013.01); H01L 51/56 (2013.01); H01L 27/3211 (2013.01); H01L 27/3244 (2013.01); H01L 51/0021 (2013.01); H01L 51/5218 (2013.01); H01L 2227/323 (2013.01); H01L 2251/301 (2013.01); H01L 2251/308 (2013.01); H01L 2251/5315 (2013.01); H01L 2251/558 (2013.01);
Abstract
An organic electro-luminescence (EL) element includes a first electrode, a light emitting layer, and a second electrode layered in this order above a substrate. At least one of the first electrode and the second electrode is a light transmissive electrode. The light transmissive electrode includes a base metal layer and a silver thin film. The base metal layer is a metal layer including an alkali metal or an alkaline earth metal as a material. The silver thin film is silver or a silver alloy including silver as a main component, and is disposed on and in contact with the base metal layer.