Patent · US Expired

Organic EL display device

US7705534B2 · kind B2 · utility

4Cited by
20References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2004
Grant dateApr 27, 2010
Priority date
Expiry dateDec 15, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/26

Abstract

A display device includes an underlying layer formed over a substrate; an insulating layer formed over the substrate to expose the underlying layer; and an organic EL layer formed on the exposed portion of the underlying layer, wherein a thickness of the insulating layer is formed to a predetermined thickness to prevent defects in the organic EL layer that can occur in an edge portion of the exposed portion.

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