Patent · US Expired

Developing apparatus for developing electrostatic latent images

US4989044A · kind A · utility

48Cited by
11References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 1989
Grant dateJan 29, 1991
Priority date
Expiry dateApr 21, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0928
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A developing apparatus using one component developer includes a developing sleeve for carrying the developer to a developing zone. The developing sleeve has an outer coating layer made of resin material in which electrically conductive fine particles are dispersed.

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