Patent · US Expired

Electrostatic image developing

US6806012B2 · kind B2 · utility

1Cited by
4References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 16, 2002
Grant dateOct 19, 2004
Priority date
Expiry dateSep 16, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0935
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrostatic image developing toner is disclosed. The resin of the toner particle has a cell structure and an average value of FERE-horizontal diameters of the cells is from 20 to 200 nm and a variation coefficient of the FERE-horizontal diameters of the cells is from 10 to 35%.

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