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:
Dec. 06, 2011
Filed:
Feb. 21, 2008
Applicants:
Jong-tae Je, Chungcheongbuk-do, KR;
Sug-kwang Hwang, Chungcheongbuk-do, KR;
Seon-keun Yoo, Chungcheongbuk-do, KR;
Hyun-jung Kwon, Chungcheongbuk-do, KR;
Nam-yi Kim, Chungcheongbuk-do, KR;
Inventors:
Jong-Tae Je, Chungcheongbuk-do, KR;
Sug-Kwang Hwang, Chungcheongbuk-do, KR;
Seon-Keun Yoo, Chungcheongbuk-do, KR;
Hyun-Jung Kwon, Chungcheongbuk-do, KR;
Nam-Yi Kim, Chungcheongbuk-do, KR;
Assignee:
SFC Co. Ltd, , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided are red phosphorescent compounds represented by Formula 1: Organic electroluminescent devices using the red phosphorescent compounds are further provided. The organic electroluminescent devices exhibit good red color purity, high quantum efficiency, high power efficiency, high luminance, and long lifetime.