Patent · US Expired

Image forming apparatus and image forming method

US6859631B2 · kind B2 · utility

3Cited by
7References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 27, 2003
Grant dateFeb 22, 2005
Priority date
Expiry dateNov 20, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/1614
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A switching timing condition for controlling the switching timing from first transfer bias during a non-transfer process to second transfer bias during a transfer process is recognized, and the switching timing of the transfer bias from the non-transfer process to the transfer process is switched according to the content of the recognized switching timing condition.

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