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:
Jul. 17, 2018
Filed:
Dec. 22, 2016
Canon Kabushiki Kaisha, Tokyo, JP;
Shingo Okushima, Kawasaki, JP;
Takatsuna Aoki, Yokohama, JP;
Seiichiro Karita, Saitama, JP;
Noriyasu Nagai, Tokyo, JP;
Tamaki Sato, Kawasaki, JP;
Tetsushi Ishikawa, Tokyo, JP;
Yasuaki Tominaga, Kawasaki, JP;
Manabu Otsuka, Kawasaki, JP;
Shuzo Iwanaga, Kawasaki, JP;
Tatsurou Mori, Yokohama, JP;
Kazuhiro Yamada, Yokohama, JP;
Akira Yamamoto, Yokohama, JP;
Zentaro Tamenaga, Sagamihara, JP;
Akio Saito, Machida, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head capable of suppressing a change in pressure of a pressure chamber, a liquid ejection apparatus, and a manufacturing method are provided. For that reason, a lid member is formed on a wafer-shaped element board and the element board is cut into chips to manufacture a print element board.