Patent · US Expired

Color image processing apparatus

US5032904A · kind A · utility

48Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 1990
Grant dateJul 16, 1991
Priority date
Expiry dateApr 4, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/6022
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A color image processing apparatus for automatically feeding a plurality of documents one at a time and processing images printed on the documents. The apparatus automatically discriminates an image as to chromatic/achromatic without errors and thereby executes optimal image processing matching the kind of an image without resorting to operator's manipulations.

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