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. 14, 2019
Filed:
May. 19, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Atsunori Terasaki, Kawasaki, JP;
Yoshiyuki Fukumoto, Kawasaki, JP;
Masaya Uyama, Kawasaki, JP;
Takeru Yasuda, Kawasaki, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/14145 (2013.01); B41J 2/162 (2013.01); B41J 2/164 (2013.01); B41J 2/1606 (2013.01); B41J 2/1623 (2013.01); B41J 2/1642 (2013.01); B41J 2/1646 (2013.01);
Abstract
A liquid election head including a silicon substrate and an element for generating energy that is utilized for electing a liquid on the silicon substrate, wherein a protective layer A containing a metal oxide is disposed on a first surface of the silicon substrate, a structure containing an organic resin and constituting part of a liquid flow passage is disposed on the protective layer A, and an intermediate layer A containing a silicon compound is disposed between the protective layer A and the structure.