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:
May. 23, 2017
Filed:
Sep. 04, 2012
Satoru Ohuchi, Osaka, JP;
Shinya Fujimura, Osaka, JP;
Hirofumi Fujita, Ehime, JP;
Thanh Kinh Luan Dao, Osaka, JP;
Takahiro Komatsu, Osaka, JP;
Satoru Ohuchi, Osaka, JP;
Shinya Fujimura, Osaka, JP;
Hirofumi Fujita, Ehime, JP;
Thanh Kinh Luan Dao, Osaka, JP;
Takahiro Komatsu, Osaka, JP;
JOLED INC., Tokyo, JP;
Abstract
An organic EL element including: an anode and a cathode disposed to face each other with a gap therebetween; a functional layer that contains an organic material and is disposed between the anode and the cathode; and an electron injection layer that has a function to inject electrons into the functional layer and is disposed between the anode and the cathode. The electron injection layer contains a metal oxide with delectron configuration, and a Fermi level of the electron injection layer is located in a vicinity of a lower end of a conduction band of the electron injection layer.