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. 03, 2022
Filed:
Apr. 15, 2016
Samsung Display Co., Ltd., Yongin-si, KR;
Myeong-Suk Kim, Yongin-si, KR;
Sung-Wook Kim, Yongin-si, KR;
Hwan-Hee Cho, Yongin-si, KR;
Chang-Woong Chu, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
An organic light-emitting device including: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode; and an electron transport region between the second electrode and the emission layer, wherein the emission layer includes a first host and a second host, the first host includes a first compound represented by Formula 1, the second host includes at least one selected from a second compound represented by Formula 2 and a third compound represented by Formula 3, and the hole transport region includes an amine-based compound represented by Formula 40: