Patent · US Expired

Luminescence element

US5200668A · kind A · utility

54Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1990
Grant dateApr 6, 1993
Priority date
Expiry dateJul 18, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/32
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

This invention relates to an injection type thin film luminescence element having a high luminance and a high stability characterized in having two electrode layers at least one of which is transparent or translucent and having between these two electrode layers a luminescence function-manifesting layer comprising a laminated layer of a p-type or n-type inorganic semiconductor thin film layer and an organic compound thin film layer.

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