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:
Dec. 15, 2015

Filed:

Jun. 25, 2015
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Akito Sato, Nagano, JP;

Yuko Yamamoto, Nagano, JP;

Yuichi Yoneyama, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/045 (2006.01); B41J 2/21 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04508 (2013.01); B41J 2/04586 (2013.01); B41J 2/21 (2013.01);
Abstract

A apparatus including a head unit that includes first nozzles which eject a first liquid, second nozzles which eject a second liquid, third nozzles which eject a third liquid; and a control unit that controls driving of the head unit, in which, when an amount of the first liquid to be ejected from the first nozzles in order to form an image on the medium is a first ejection amount and an ejection state of the liquid ejected from the first nozzles is abnormal, the control unit increases the amount of the second liquid ejected from the second nozzles by a second ejection amount which is smaller than the first ejection amount and increases the amount of the third liquid ejected from the third nozzles by a third ejection amount which is smaller than the first ejection amount instead of allowing the first nozzles to eject the first liquid.


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