Patent · US Expired

Document-image camera mounted on reversible clamp

US5780841A · kind A · utility

4Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 7, 1997
Grant dateJul 14, 1998
Priority date
Expiry dateJan 7, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/193
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Document-imager for imaging documents (e.g. checks that are transported past an imaging-site, where the site is illuminated by one (or two) pairs of lamps symmetrically disposed about the site, with image-reflection sent back between lamps to be captured.

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