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:
Jul. 23, 2013
Filed:
May. 26, 2011
Applicants:
Satoshi Kobayashi, Tsukuba, JP;
Shuji Doi, Tsukuba, JP;
Satoshi Mikami, Tsukuba, JP;
Inventors:
Assignee:
Sumitomo Chemical Company, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A metal complex which has a metal complex structure showing light emission from triplet excited state, and has a monovalent group derived from carbazole, and a light-emitting device using said metal complex.