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. 06, 2017
Filed:
Sep. 19, 2011
Applicants:
Noriko Yasukawa, Hachioji, JP;
Dai Ikemizu, Hachioji, JP;
Tomohiro Oshiyama, Hachioji, JP;
Masato Nishizeki, Hachioji, JP;
Tatsuo Tanaka, Sagamihara, JP;
Inventors:
Noriko Yasukawa, Hachioji, JP;
Dai Ikemizu, Hachioji, JP;
Tomohiro Oshiyama, Hachioji, JP;
Masato Nishizeki, Hachioji, JP;
Tatsuo Tanaka, Sagamihara, JP;
Assignee:
KONICA MINOLTA HOLDINGS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0085 (2013.01); C09K 11/06 (2013.01); H01L 51/0071 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1092 (2013.01); C09K 2211/185 (2013.01); H01L 51/5016 (2013.01); H01L 51/5036 (2013.01);
Abstract
An organic electroluminescent device containing: a six-coordinate, ortho-metalated iridium complex represented by the formula (I): wherein V represents a trivalent linking group and is bound to Lto Lthrough covalent bonds; each of Lto Lis represented by the formula (II) and Rrepresents a substituted aryl group having seven or more carbon atoms.