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:
Sep. 08, 2026
Filed:
Mar. 13, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Yumi Komamiya, Kanagawa, JP;
Shingo Okushima, Kanagawa, JP;
Daniel Jan Willem Lindenaar, Maasbree, NL;
Peter Joseph Hollands, Baarlo, NL;
Clemens Theodorus Weijkamp, Lomm, NL;
Roy Josephus Stephanus Derks, Venray, NL;
Lambertus M. L. A. Van Sas, Helmond, NL;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head includes multiple ejection ports; multiple pressure chambers; a printing element substrate on which printing elements are arrayed and in which a supply flow channel that extends in a direction in which the multiple pressure chambers are arrayed and that supplies the multiple pressure chambers with a liquid and a collection flow channel that extends in the direction and that collects the liquid from the multiple pressure chambers are provided; and at least two or more bypasses as flow channels that do not pass through the pressure chambers, and in which the at least two or more bypasses include at least one of two or more bypasses for each supply flow channel and two or more bypasses for each collection flow channel.