Patent · US Expired

Electrophotographic recording device

US4346982A · kind A · utility

50Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 11, 1980
Grant dateAug 31, 1982
Priority date
Expiry dateApr 11, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/04072
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

An electrophotographic recording device suitable for a Form Overlay System, by which a latent image is formed on a surface of a light-sensitive recording medium, consisting of a first area which is maintained at an original potential, a second area which is maintained at a partially reduced potential and a third area which is maintained at a potential of zero.

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