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:
Nov. 12, 2024

Filed:

Aug. 30, 2022
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Yoichiro Kondo, Chino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
B41J 2/04541 (2013.01); B41J 2/04581 (2013.01);
Abstract

A liquid discharge device including a first drive circuit, a second drive circuit, a third drive circuit, a fourth drive circuit, a connector coupled to a discharge head, and a substrate that includes a first wiring which couples the connector and the first drive circuit outputting a first drive signal, a second wiring which couples the connector and the second drive circuit outputting a second drive signal, a third wiring which couples the connector and the third drive circuit outputting a third drive signal, and a fourth wiring which couples the connector and the fourth drive circuit outputting a fourth drive signal, in which the first wiring is shorter than the second wiring, the third wiring, and the fourth wiring, and the fourth wiring is longer than the first wiring, the second wiring, and the third wiring.


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