The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 14, 2012

Filed:

Feb. 04, 2009
Applicant:

Ryu Hasegawa, Sagamihara, JP;

Inventor:

Ryu Hasegawa, Sagamihara, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 1/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes an image reading device which reads an image in accordance with a sheet-through method. The image reading device includes a reading device and a control device. The reading device is configured to include a carriage including an optical device for optically reading an image. The control device is configured to control shading correction of images on successively fed sheets by first performing the setting of the timing of starting a shading correction and the setting of the operation of the carriage, and then performing the setting of shading correction before shading correction starts during the operation of the carriage.


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