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:
Mar. 02, 2010
Filed:
Feb. 06, 2006
Das Rupasree Ragini, Suwon-si, KR;
Seok Chang, Daejeon-si, KR;
Eun-sil Han, Yongin-si, KR;
Hee-kyung Kim, Anyang-si, KR;
Lyong-sun Pu, Suwon-si, KR;
Jong-hyoup Lee, Seoul, KR;
Das Rupasree Ragini, Suwon-si, KR;
Seok Chang, Daejeon-si, KR;
Eun-Sil Han, Yongin-si, KR;
Hee-Kyung Kim, Anyang-si, KR;
Lyong-Sun Pu, Suwon-si, KR;
Jong-Hyoup Lee, Seoul, KR;
Samsung Mobile Display Co., Ltd., Giheung-Gu, Youngin, Gyunggi-Do, KR;
Abstract
A cyclometalated transition metal complex very efficiently emits phosphorescent light and an organic electroluminescent device using the same. The transition metal complex is suitable for an organic layer of an organic electroluminescent device, can emit light with a wavelength of 400 to 650 nm, and can emit white light when used with a red emissive material or a green emissive material.