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. 26, 2021

Filed:

Jan. 25, 2018
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Toru Eto, Yokohama, JP;

Keiichi Sasaki, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/16 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1623 (2013.01); B41J 2/14129 (2013.01); B41J 2/1603 (2013.01); B41J 2/1628 (2013.01); B41J 2/1629 (2013.01); B41J 2/1639 (2013.01); B41J 2202/13 (2013.01);
Abstract

A method of manufacturing a liquid discharge head substrate is provided. The method includes forming a first substrate that includes a semiconductor element and a first wiring structure; forming a second substrate that includes a liquid discharge element and a second wiring structure; and bonding the first wiring structure and the second wiring structure such that the semiconductor element and the liquid discharge element are electrically connected to each other after the forming the first substrate and the second substrate.


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