Patent · US Expired

Organic electroluminescent device

US6387546B1 · kind B1 · utility

39Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1999
Grant dateMay 14, 2002
Priority date
Expiry dateMay 18, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24942

Abstract

In an organic electroluminescent device having a carrier transport layer and an emitting layer which are composed of an organic material provided between a hole injection electrode and an electron injection electrode, a dopant for transporting carriers is doped into the carrier transport layer and/or a dopant for transporting carriers or moving excitation energy is doped into the emitting

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