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.

Date of Patent:
Oct. 24, 2006

Filed:

Aug. 27, 2003
Applicants:

Jun Yeob Lee, Seongnam, KR;

Jang Hyuk Kwon, Suwon, KR;

Yong Joong Choi, Yougin, KR;

Inventors:

Jun Yeob Lee, Seongnam, KR;

Jang Hyuk Kwon, Suwon, KR;

Yong Joong Choi, Yougin, KR;

Assignee:

Samsung SDI Co., Ltd., Suwon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An organic electroluminescent display device including a first electrode and a second electrode formed on a substrate, and a plurality of organic film layers between the first and second electrodes, including a first organic film layer provided between the emitting layer and the second electrode, and a second organic film provided between the emitting layer and the first organic film layer, wherein the first organic film layer includes a first organic metal complex compound, and the second organic film layer includes a mixture of a charge carrier transport material and a second organic metal complex compound.


Find Patent Forward Citations

Lee, Jun. (2006). Organic electroluminescent display device having bi-layer electron injection structure (U.S. Patent No. 7126271). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7126271

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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