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:
Jan. 22, 2019
Filed:
Dec. 27, 2013
Applicant:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Inventors:
Masahiro Kawamura, Sodegaura, JP;
Yumiko Mizuki, Sodegaura, JP;
Toshinari Ogiwara, Sodegaura, JP;
Hitoshi Kuma, Sodegaura, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 219/06 (2006.01); C07D 403/10 (2006.01); C07D 413/10 (2006.01); C07D 491/048 (2006.01); C09K 11/06 (2006.01); C09B 19/00 (2006.01); C09B 21/00 (2006.01); C09B 57/00 (2006.01); C09B 69/00 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C07D 219/06 (2013.01); C07D 403/10 (2013.01); C07D 413/10 (2013.01); C07D 491/048 (2013.01); C09B 19/00 (2013.01); C09B 21/00 (2013.01); C09B 57/00 (2013.01); C09B 69/008 (2013.01); C09K 11/06 (2013.01); H01L 51/0071 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); H01L 51/0094 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/1037 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1092 (2013.01); H01L 51/5012 (2013.01); H01L 51/5024 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01); H01L 2251/5384 (2013.01); H01L 2251/562 (2013.01);
Abstract
An organic electroluminescence device includes an anode, a cathode and an emitting layer, in which the emitting layer includes a first compound and a second compound and each of the first compound and the second compound is a compound emitting thermally activated delayed fluorescence.