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. 27, 2015

Filed:

Sep. 07, 2012
Applicants:

Kosuke Mishima, Kyoto, JP;

Satoru Ohuchi, Osaka, JP;

Inventors:

Kosuke Mishima, Kyoto, JP;

Satoru Ohuchi, Osaka, JP;

Assignee:

JOLED INC., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/326 (2013.01); H01L 27/3276 (2013.01); H01L 51/50 (2013.01); H01L 51/5012 (2013.01); H01L 51/5088 (2013.01); H01L 51/5092 (2013.01); H01L 51/5221 (2013.01); H01L 27/3279 (2013.01);
Abstract

An organic EL element including: pixel electrode on a section of TFT substrate corresponding to pixel region; auxiliary connector on a section of TFT substrate corresponding to auxiliary region; hole injection layer on pixel electrode and auxiliary connector; and light-emitting layer on a section of hole injection layer corresponding to pixel region. The organic EL element additionally includes: electron injection layer on light-emitting layer and a section of hole injection layer corresponding to auxiliary region; and seamless common electrode on electron injection layer. Hole injection layer contains WO. Electron injection layer contains NaF. Common electrode contains Al that causes the reduction of NaF contained in electron injection layer.


Find Patent Forward Citations

Loading…