Patent · US Expired

Thin flat illuminator

US6533436B2 · kind B2 · utility

44Cited by
12References
36Claims
0Family size

Inventors

Key dates

Filing dateMay 8, 2001
Grant dateMar 18, 2003
Priority date
Expiry dateMay 8, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21Y2115/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A flat illuminator, which may utilize a plurality of batteries and may support multiple LED illumination sources, adapted for high volume assembly with a momentary on/off switch formed therein. Encoded data and/or a key blank may also be combined with the flat illuminator.

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