Patent · US Active

Electrophotographic or electrostatic recording type image forming apparatus

US10018939B2 · kind B2 · utility

1Cited by

0References

9Claims

0Family size

Assignee

Canon Kabushiki Kaisha · JP

Inventors

Go Shindo · Mishima, JP
Norihito Naito · Numazu, JP
Masataka Mochizuki · Nagareyama, JP
Akihiko Uchiyama · Yokohama, JP

Key dates

Filing date	Feb 15, 2017
Grant date	Jul 10, 2018
Priority date	—
Expiry date	Feb 15, 2037

Classification

Technology area (CPC G)Physics
CPC primaryG03G15/5058
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Changing of a peripheral speed ratio, resulting in change of the developer amount per unit area, enables the detection unit to detect the developer amount with sufficient accuracy.

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