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:
Jul. 22, 2014

Filed:

May. 03, 2012
Applicant:

Yoshitaka Shimada, Matsumoto, JP;

Inventor:

Yoshitaka Shimada, Matsumoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/015 (2006.01); B41J 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes: a first nozzle group forming a main image; a second nozzle group ejecting auxiliary ink and lined up with the first nozzle group in a moving direction of the nozzle group; and a third nozzle group ejecting the auxiliary ink and positioned on a downstream side of a medium transport direction relative to the first nozzle group, in which ink is ejected from the first nozzle group on a region where the main image is formed in the image forming region on the medium in a first ejection operation, and auxiliary ink is ejected from the second nozzle group on a region where the main image is not formed in the image forming region, and, in an ejection operation after the first ejection operation, the auxiliary ink is ejected from the third nozzle group over the entire image forming region.


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