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:
Oct. 24, 2023

Filed:

Oct. 28, 2021
Applicant:

Hiroki Takahashi, Kanagawa, JP;

Inventor:

Hiroki Takahashi, Kanagawa, JP;

Assignee:

Ricoh Company, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 11/00 (2006.01); G03G 15/00 (2006.01); B41J 29/393 (2006.01); B41J 11/46 (2006.01);
U.S. Cl.
CPC ...
B41J 11/007 (2013.01); B41J 11/0095 (2013.01); B41J 11/46 (2013.01); B41J 29/393 (2013.01); G03G 15/5062 (2013.01);
Abstract

An image forming apparatus includes a conveyor configured to convey a recording medium based on a prescribed amount of conveyance, an image forming device configured to form an image on the recording medium conveyed by the conveyor, a marker configured to add a plurality of orderly-arrayed marks on the recording medium when the recording medium is conveyed by the conveyor, a detector configured to detect the plurality of orderly-arrayed marks on the recording medium, and circuitry. The circuitry of the image forming apparatus is configured to calculate an amount of movement of the plurality of orderly-arrayed marks detected by the detector, and correct the prescribed amount of conveyance of the recording medium based on the amount of movement.


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