Organic EL element including EL layer and insulating layer between electrodes

US9502685B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9502685-B2
Application numberUS-201514741453-A
CountryUS
Kind codeB2
Filing dateJun 17, 2015
Priority dateJun 25, 2014
Publication dateNov 22, 2016
Grant dateNov 22, 2016

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Abstract

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An organic EL element including: first and second electrode layers; an organic EL layer located therebetween and including a light-emitting layer; an insulating layer extending between the electrode layers at least in a region where the organic EL layer is not present; and a sealing layer located on the other side of the second electrode layer from the organic EL layer, the sealing layer covering at least the organic EL layer. The insulating layer includes first and second sections provided between the electrode layers. The second section is thicker than the first section and not closer to the organic EL layer. At least a part of the second section is not covered by the sealing layer. The first section is entirely covered by the sealing layer. The insulating layer located between the electrode layers and not covered by the sealing layer is entirely included in the second section.

First claim

Opening claim text (preview).

What is claimed is: 1. An organic EL element comprising: a first electrode layer; a second electrode layer; an organic EL layer sandwiched between the first electrode layer and the second electrode layer, the organic EL layer including a light-emitting layer; an insulating layer sandwiched between the first electrode layer and the second electrode layer at least in a region where the organic EL layer is not present in a plan view; and a sealing layer located on the other s…

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What does patent US9502685B2 cover?
An organic EL element including: first and second electrode layers; an organic EL layer located therebetween and including a light-emitting layer; an insulating layer extending between the electrode layers at least in a region where the organic EL layer is not present; and a sealing layer located on the other side of the second electrode layer from the organic EL layer, the sealing layer coveri…
Who is the assignee on this patent?
Panasonic Corp
What technology area does this patent fall under?
Primary CPC classification H10K50/8426. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Nov 22 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).