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:
Apr. 16, 2019
Filed:
Aug. 31, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Junichiro Iri, Yokohama, JP;
Kazuhiro Ishii, Yokohama, JP;
Ryo Sato, Yokohama, JP;
Hiroyuki Shimoyama, Kawasaki, JP;
Kazumasa Matsushita, Kawasaki, JP;
Kenji Kitabatake, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An element substrate in which a plurality of members are layered. Plates and a substrate serving as the plurality of members being layered and adhered to each other. The element substrate including a plurality of ejection ports that eject a liquid, and a plurality of supply ports that each communicate with a different ejection port. At least one of the members includes a groove that is, when viewing, from above, a surface in which the ejection ports are formed, formed between two ejection ports, each of which communicates to a different supply port.