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:
Dec. 07, 2004
Filed:
Jun. 13, 2003
Applicant:
Inventors:
Assignee:
Idemitsu Kosan Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/326 ; C23C 1/432 ;
U.S. Cl.
CPC ...
H05B 3/326 ; C23C 1/432 ;
Abstract
An organic EL element comprising: an anode, a cathode, and an organic layer sandwiched therebetween containing at least an emitting layer, wherein a ratio, [In3d ] /[In3d ] , is from 0.9 to 1.2 wherein [In3d ] is the half band width of a spectral peak derived from a 3d orbit of an In atom in the surface of the anode, and [In3d ] is the half band width of a spectral peak derived from a 3d orbit of an In atom in the interior of the anode, the spectral peaks being measured by X-ray photoelectron spectroscopy (XPS): and the method for the production thereof.