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. 25, 2016

Filed:

Mar. 15, 2013
Applicant:

Shinichi Hatanaka, Tokyo, JP;

Inventor:

Shinichi Hatanaka, Tokyo, JP;

Assignee:

RICOH COMPANY, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/21 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04501 (2013.01); B41J 2/2139 (2013.01);
Abstract

A method for forming a color image on a recording medium includes detecting an ejection failure of a group of color ink recording elements for ejecting color ink drops, storing recording data originally expected to be processed by at least one color recording element exhibiting the ejection failure of the color recording elements of the group in a case where the ejection failure is detected in the detecting step, and compensating the ejection failure by recording an achromatic dot at a pixel position to which at least one color dot is originally expected to be recorded on the recording medium based on recording data stored in a data storage unit.


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