Patent · US Active

Image reading apparatus, image forming apparatus, reading method, and recording medium

US8922850B2 · kind B2 · utility

1Cited by
11References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 4, 2012
Grant dateDec 30, 2014
Priority date
Expiry dateDec 4, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/00909
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Contamination of a reading window is detected between documents by a contamination detection section when a plurality of sheets of documents are transferred and a transferred document is read through a reading window, transfer of the document is stopped by a stopping section based on the detection result, and a corresponding purport is displayed on a display section.

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