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. 22, 2010
Filed:
May. 13, 2005
Jung Keun Kim, Seoul, KR;
Chun Gun Park, Seoul, KR;
Jeong Dae Seo, Inchon, KR;
Hyun Cheol Jeong, Jinju-si, KR;
Kyung Hoon Lee, Seoul, KR;
Sang Tae Park, Seongnam-si, KR;
Jung Keun Kim, Seoul, KR;
Chun Gun Park, Seoul, KR;
Jeong Dae Seo, Inchon, KR;
Hyun Cheol Jeong, Jinju-si, KR;
Kyung Hoon Lee, Seoul, KR;
Sang Tae Park, Seongnam-si, KR;
LG Electronics Inc., Seoul, KR;
Abstract
Red phosphorescence compounds and organic electro-luminescence device using the same are disclosed. In an organic electroluminescence device including an anode, a hole injecting layer, a hole transport layer, a light emitting layer, an electron transport layer, an electron injecting layer, and a cathode serially deposited on one another, the organic electroluminescence device may use a compound as a dopant of the light emitting layer.