Patent · US Expired

Multicolor image forming apparatus with color component discrimination function

US5187521A · kind A · utility

17Cited by
9References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1991
Grant dateFeb 16, 1993
Priority date
Expiry dateMar 20, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/58
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image forming apparatus having an exposure unit for exposing an original; a first image forming unit for forming an image on a recording medium by removing an image of first color component(s) from an original image exposed by the exposure unit; a second image forming unit for forming an image on the recording medium by extracting an image of second color component(s) from the original image exposed by the exposure unit; and an image processing unit for making the color distribution range of the first color components to be removed by the first image forming unit consistent with the color distribution range of the second color components to be extracted by the second image forming unit.

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