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, 2019
Filed:
Aug. 04, 2016
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Seoul National University R&db Foundation, Seoul, KR;
Sehun Kim, Yongin-si, KR;
Jongin Hong, Seoul, KR;
Seongjin Jeong, Seoul, KR;
Samil Kho, Yongin-si, KR;
Hyoungkun Kim, Yongin-si, KR;
Hyein Jeong, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Seoul National University R&DB Foundation, Seoul, KR;
Abstract
An organic light-emitting device having high efficiency and long lifespan including: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, wherein the organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2: When compounds represented by Formulae 1 and 2 are included in the emission layer, organic light-emitting devices may exhibit improved driving voltage, improved luminance, improved efficiency, and/or improved lifespans.