Patent · US Expired

Electroluminescence device having an organic electroluminescent element

US5121029A · kind A · utility

97Cited by
11References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1990
Grant dateJun 9, 1992
Priority date
Expiry dateJan 5, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S428/917
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electroluminescence device (EL device) and method of manufacture thereof in which an emitting material is made of an organic compound represented by general formula (I), (I') or (II): ##STR1## The EL device displays a high brightness by applying only low voltage.

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