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. 24, 2019
Filed:
May. 30, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Takuro Yamazaki, Inagi, JP;
Toru Nakakubo, Kawasaki, JP;
Kazuhiro Yamada, Yokohama, JP;
Yoshiyuki Nakagawa, Kawasaki, JP;
Yoshihiro Hamada, Yokohama, JP;
Koichi Ishida, Tokyo, JP;
Shingo Okushima, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/18 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/18 (2013.01); B41J 2/1404 (2013.01); B41J 2/14145 (2013.01); B41J 2002/14459 (2013.01); B41J 2202/12 (2013.01); B41J 2202/21 (2013.01);
Abstract
A plurality of pressure chambers are formed in a circulation channel for liquid in order to array ejection ports in a high density in association with the circulation channel. The circulation channel is connected to a penetration supply path and a penetration recovery path that penetrate a substrate.