Patent · US Active

Light-emitting element, display device, and method for manufacturing light-emitting element

US9825250B2 · kind B2 · utility

1Cited by
1References
21Claims
0Family size

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Key dates

Filing dateJun 30, 2014
Grant dateNov 21, 2017
Priority date
Expiry dateJul 18, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K2102/351

Abstract

An organic EL element includes: a first electrode that is a metal layer; a transparent conductive layer containing indium zinc oxide; and a light-emitting layer, wherein the first electrode, the transparent conductive layer, and the light-emitting layer are stacked, and a ratio of zinc to indium in a vicinity of an interface of the transparent conductive layer is lower than or equal to 0.25, the interface being closer to the light-emitting layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.