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:
May. 05, 2020
Filed:
Sep. 18, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Masafumi Morisue, Tokyo, JP;
Yoshiyuki Nakagawa, Kawasaki, JP;
Kazuhiro Yamada, Yokohama, JP;
Takuro Yamazaki, Inagi, JP;
Ryo Kasai, Tokyo, JP;
Tomoko Kudo, Kawasaki, JP;
Takashi Sugawara, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head including a substrate, an energy generating element which is provided on the substrate and is used for ejecting a liquid, a flow passage forming member which includes an ejection orifice, which ejects the liquid, and which forms a flow passage of the liquid between the flow passage forming member and the substrate, and an electrode which is provided on a surface of the flow passage forming member which adjoins the flow passage and which generates a flow of the liquid, in which at least a portion of the electrode is covered within the flow passage forming member.