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.
Patent No.:
Date of Patent:
Mar. 17, 2015
Filed:
Oct. 02, 2012
Seiko Epson Corporation, Tokyo, JP;
Hidenori Usuda, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An image forming apparatus includes a nozzle row group that is provided with a first nozzle row and a second nozzle row, and a control unit that performs a dot forming operation of ejecting a liquid from nozzles to form dots. The control unit divides the first nozzle row and the second nozzle row into N nozzle groups when the dot forming operation is performed. In a first mode, A nozzle groups of N nozzle groups of the second nozzle row and (N−A) nozzle groups of the first nozzle row are employed. In a second mode, B (A≠B) nozzle groups of N nozzle groups of the second nozzle row and (N−B) nozzle groups of the first nozzle row are employed.