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. 10, 2010
Filed:
May. 06, 2004
Min Chul Suh, Seongnam-si, KR;
Nam-choul Yang, Seoul, KR;
Byung-doo Chin, Seongnam-si, KR;
Mu-hyun Kim, Suwon-si, KR;
Seong-taek Lee, Suwon-si, KR;
Min Chul Suh, Seongnam-si, KR;
Nam-Choul Yang, Seoul, KR;
Byung-Doo Chin, Seongnam-si, KR;
Mu-Hyun Kim, Suwon-si, KR;
Seong-Taek Lee, Suwon-si, KR;
Samsung Mobile Display Co., Ltd., Yongin, KR;
Abstract
An organic light-emitting device including an anode, a cathode, an emission layer interposed between the anode and the cathode, and at least one of the hole injecting layer and the hole transporting layer interposed between the anode and the emission layer, wherein the at least one of the hole injecting layer and the hole transporting layer includes a host material, and a dopant material as an electron acceptor, wherein the dopant material has an electron affinity greater than that of the host material by at least 0.1 eV.