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:
Feb. 05, 2013
Filed:
Jun. 25, 2009
Takashi Arakane, Chiba, JP;
Yukitoshi Jinde, Chiba, JP;
Hiroyuki Saito, Chiba, JP;
Kazuki Nishimura, Chiba, JP;
Kenichi Fukuoka, Chiba, JP;
Toshio Sakai, Chiba, JP;
Takashi Arakane, Chiba, JP;
Yukitoshi Jinde, Chiba, JP;
Hiroyuki Saito, Chiba, JP;
Kazuki Nishimura, Chiba, JP;
Kenichi Fukuoka, Chiba, JP;
Toshio Sakai, Chiba, JP;
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Abstract
Provided is an organic electroluminescence device, including: an anode; a cathode; and organic thin film layers provided between the anode and the cathode, in which: the organic thin film layers have a light emitting layer, and have a hole injecting layer and a hole transporting layer, or a hole injecting/transporting layer on a side which is closer to the anode than the light emitting layer is; the hole injecting layer or the hole injecting/transporting layer contains an aromatic amine derivative having a specific substituent, and the hole transporting layer or the hole injecting/transporting layer contains an aromatic amine derivative having a specific substituent.