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:
Aug. 09, 2011
Filed:
Aug. 18, 2008
Yukito Aota, Yokohama, JP;
Yukito Aota, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is an organic EL device including a substrate, a lower electrode, an organic compound layer containing one of an alkali metal and an alkali metal compound, an upper electrode formed of an oxide film, and passivation layers for covering the lower electrode, the organic compound layer, and the upper electrode, the lower electrode, the organic compound layer, the upper electrode, and the passivation layers being stacked in the stated order on the substrate, in which the passivation layers include a first passivation layer formed on the upper electrode, which contains silicon as a main component, and which is free of hydrogen and a second passivation layer formed on the first passivation layer which contains silicon as a main component and hydrogen.