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:
Apr. 30, 2019
Filed:
Aug. 17, 2015
Applicant:
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Inventors:
Yuto Tsukamoto, Sakai, JP;
Katsuhiro Kikuchi, Sakai, JP;
Hideki Uchida, Sakai, JP;
Eiji Koike, Sakai, JP;
Satoshi Inoue, Sakai, JP;
Masanori Ohara, Sakai, JP;
Kazuki Matsunaga, Sakai, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5016 (2013.01); C09K 11/06 (2013.01); H01L 51/0067 (2013.01); H01L 51/50 (2013.01); H01L 51/5004 (2013.01); H01L 51/5012 (2013.01); H01L 51/56 (2013.01);
Abstract
The organic EL element () at least includes, between a first electrode () and a second electrode (), at least one layer of an exciton generating layer () which contains at least one type of TADF material as a host material and at least one layer of a fluorescent emission layer () which contains at least one type of fluorescent emission material.