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:
May. 14, 2019
Filed:
Oct. 30, 2015
Applicant:
Kyushu University, National University Corporation, Fukuoka-shi, Fukuoka, JP;
Inventors:
Assignee:
KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, Fukuoka-Shi, Fukuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H05B 33/22 (2006.01); C09K 11/06 (2006.01); H05B 33/14 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5036 (2013.01); C09K 11/06 (2013.01); H01L 51/50 (2013.01); H01L 51/5024 (2013.01); H01L 51/5044 (2013.01); H05B 33/14 (2013.01); H05B 33/22 (2013.01); H01L 51/5056 (2013.01);
Abstract
An organic light-emitting device having a layercontaining a delayed blue fluorescent material, a layercontaining separately or together a green fluorescent material and a red fluorescent material, and a spacer layerarranged between the layerand the layercan efficiently emit white color.