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:
Aug. 07, 2018
Filed:
Sep. 25, 2017
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Toshihito Takagi, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14201 (2013.01); B41J 2/04521 (2013.01); B41J 2/04581 (2013.01); B41J 2/1433 (2013.01); B41J 2/14072 (2013.01); B41J 2002/14491 (2013.01);
Abstract
Disclosed a head unit including: a plurality of ejecting units that eject liquids; a driving IC that drives the plurality of ejecting units; a substrate; a first electrode group that includes a plurality of electrodes connected to the driving IC and the substrate; and a second electrode group that includes a plurality of electrodes connected to the driving IC and the substrate, in which the driving IC is a rectangular shape in plan view.