Patent · US Expired

Image forming apparatus

US5574543A · kind A · utility

10Cited by
9References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1994
Grant dateNov 12, 1996
Priority date
Expiry dateSep 6, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/00042
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A patch image is formed on the photoreceptor under a patch image forming condition which is different from a recording image forming condition. The recording image forming condition is controlled by adjusting at least one of a charging device, a developing device and an electric bias in accordance with the density of the patch image.

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