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. 06, 2018

Filed:

Sep. 23, 2016
Applicant:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi-ken, JP;

Inventor:

Yoshihisa Kayanaka, Kuwana, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 15/10 (2006.01); B41J 2/36 (2006.01); B41J 2/045 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
G06K 15/107 (2013.01); B41J 2/04508 (2013.01); B41J 2/04586 (2013.01); B41J 2/2117 (2013.01); B41J 2/2132 (2013.01); B41J 2/36 (2013.01);
Abstract

Provided is the image formation device which suppresses an occurrence of unevenness in density of the image and a time required to form the image. The image formation device forms images by moving the different ejection heads. One of the ejection heads ejects white ink from a first predetermined number of nozzles thereof. Another one of the ejection heads ejects color ink from the first predetermined number and a second predetermined number of nozzles thereof. The ejection heads that eject color ink move in a sub scan direction that is non-integral multiple of a distance between the adjacent nozzle holes and eject the color ink, and then move in the sub scan direction that corresponds to a length in the sub scan direction of an area of the ejection head in which the first predetermined number of the nozzles are arranged and eject the color ink.


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