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:
Nov. 26, 2024
Filed:
Nov. 21, 2022
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Maki Kato, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17566 (2013.01);
Abstract
A liquid discharge apparatus includes a substrate, a discharge port configured to discharge ink, a flow path forming member formed on the substrate and in which a flow path configured to supply liquid to the discharge port is formed, a detection unit arranged between the substrate and the flow path forming member and formed of a material of which an electrical resistance value changes by contacting the liquid, and a measurement unit configured to measure the electrical resistance value of the detection unit.