Patent · US Expired

Toner feeder, toner, and electrophotographic image forming apparatus using the toner feeder and toner

US7024140B2 · kind B2 · utility

16Cited by
14References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 8, 2004
Grant dateApr 4, 2006
Priority date
Expiry dateApr 8, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0822
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner including toner powders having an aggregation not greater than 20% and circularity not less than 0.93.

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