Patent · US Expired

Automatic colorant mixing method and apparatus

US6052195A · kind A · utility

90Cited by
26References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1998
Grant dateApr 18, 2000
Priority date
Expiry dateMay 22, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01J3/463
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method of mixing colorants to achieve a target color includes combining individual colorants, detecting an output color of the combined colorants with a color sensing device and automatically adjusting the output color based on comparison between the detected output color and the target color. An apparatus for mixing colorants according to this method is also disclosed.

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