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:
Jan. 31, 2017

Filed:

Nov. 18, 2015
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Koji Yanagisawa, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/21 (2006.01); B41J 19/14 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0451 (2013.01); B41J 2/04581 (2013.01); B41J 2/2139 (2013.01); B41J 2/2142 (2013.01); B41J 19/142 (2013.01); B41J 2002/14354 (2013.01);
Abstract

A printing apparatus is configured to perform printing on a recording medium. The printing apparatus includes: droplet discharge heads having nozzles configured to discharge liquids having different colors from each other as droplets onto the recording medium, and an abnormal discharge detecting unit configured to detect an abnormal discharge of the droplets at the respective nozzles. The head unit is capable of taking a mode of performing the printing in the case where the abnormal discharge is detected by the abnormal discharge detecting unit by using, for example, remaining droplet discharge heads except the nozzle that has been detected to have the abnormal discharge and nozzles that discharge droplets having the same color as droplets discharged by the nozzle that has been detected to have the abnormal discharge.


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