Patent · US Expired

Image forming apparatus with gamma conversion means

US7259885B2 · kind B2 · utility

2Cited by
4References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 16, 2005
Grant dateAug 21, 2007
Priority date
Expiry dateDec 9, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2221/1633
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The invention provides an image forming apparatus and an image forming method, capable of providing an image with little deterioration, even in case the image contrast has to be adjusted not for the purpose of image adjustment, such as for reducing the toner consumption amount or for preventing the leak in the charging device.

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