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. 10, 2007
Filed:
Oct. 07, 2004
Sang-dae Kim, Daegu, KR;
Yoon-heung Tak, Kyongsangbuk-do, KR;
Dong-uk Kim, Daegu, KR;
Tae-jeong Kim, Daegu, KR;
Ung-chan Yoon, Busan, KR;
Sung-hoon Kim, Daegu, KR;
Lee-soon Park, Daegu, KR;
Sang-Dae Kim, Daegu, KR;
Yoon-Heung Tak, Kyongsangbuk-do, KR;
Dong-Uk Kim, Daegu, KR;
Tae-Jeong Kim, Daegu, KR;
Ung-Chan Yoon, Busan, KR;
Sung-Hoon Kim, Daegu, KR;
Lee-Soon Park, Daegu, KR;
LG Electronics Inc., Seoul, KR;
Abstract
The present invention relates to emitting compounds for organic electroluminescent device, particularly to porphines-platinum metal complex compounds represented by the following formula (1): wherein Rand Rare as defined in the specification. In addition, the present invention relates to an organic electroluminescent device comprising the above material which has high luminescence efficiency, enhanced operating life time, and high purity of red chromaticity.