Patent · US Expired

Multicolor display devices

US6013982A · kind A · utility

1,442Cited by
21References
19Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 23, 1996
Grant dateJan 11, 2000
Priority date
Expiry dateDec 23, 2016

Classification

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

Abstract

The present invention concerns a multicolor display device, comprising a transparent substrate, fluorescent dye deposited in a dye layer onto the substrate by ink jet printing, and a source of radiation for illuminating said fluorescent dye. The present invention also concerns methods for creating such a device.

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