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:
Dec. 11, 2018
Filed:
Jan. 03, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Tokuji Kudo, Kawasaki, JP;
Chiaki Muraoka, Kawaguchi, JP;
Shimpei Yoshikawa, Yokohama, JP;
Yuichiro Akama, Tokyo, JP;
Yuji Tamaru, Yokohama, JP;
Yosuke Takagi, Yokohama, JP;
Takaaki Yamaguchi, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2002/14491 (2013.01);
Abstract
A liquid ejection head includes an energy generating element configured to generate energy used for ejection of a liquid, a print element board including an electroconductive anti-cavitation film provided to cover the energy generating element, and a connection board electrically connected to the anti-cavitation film and including a connection pad electrically connectable from outside.