Patent · US Expired

Electrostatic photographic image forming method

US6921616B2 · kind B2 · utility

2Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2003
Grant dateJul 26, 2005
Priority date
Expiry dateSep 15, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/017
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A color image forming method is disclosed. The following steps are repeated; the steps for forming a latent image on a photoreceptor and developing the latent image by a developer to form a color toner image on the photoreceptor; collectively transferring the color toner image onto an image support; and fixing the transferred toner image; and a toner having a variation coefficient of the shape coefficient of not more than 16% and the number variation coefficient in the number particle diameter distribution of not more than 27% is employed.

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