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:
Apr. 18, 2017
Filed:
Feb. 13, 2013
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Kazumasa Nagao, Tokyo, JP;
Shinichi Matsuki, Otsu, JP;
HIrotoshi Sakaino, Otsu, JP;
Takeshi Arai, Otsu, JP;
Tsuyoshi Tominaga, Otsu, JP;
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C09K 11/06 (2006.01); H05B 33/10 (2006.01); C07D 209/86 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0061 (2013.01); C07D 209/86 (2013.01); C09K 11/06 (2013.01); H01L 51/0072 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5088 (2013.01); H05B 33/10 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1011 (2013.01); C09K 2211/1029 (2013.01);
Abstract
An organic thin film light-emitting element having both high luminous efficiency and high durability can be provided using a light-emitting element material that comprises a compound having a specified carbazole skeleton.