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. 05, 2016
Filed:
Jul. 08, 2015
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Souta Takeuchi, Fujisawa, JP;
Soichiro Nagamochi, Kawasaki, JP;
Shuichi Tamatsukuri, Asaka, JP;
Sadayoshi Sakuma, Oita, JP;
Kenji Takahashi, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/05 (2006.01); B41J 2/14 (2006.01); B41J 2/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14129 (2013.01); B41J 2/14072 (2013.01); B41J 2/1601 (2013.01); B41J 2/1603 (2013.01); B41J 2/1628 (2013.01); B41J 2/1631 (2013.01); B41J 2/1642 (2013.01); B41J 2/1646 (2013.01); B41J 2/1408 (2013.01);
Abstract
An inkjet printhead substrate includes a base plate, a heat storage layer placed on the base plate, a heat-generating resistive layer which is placed on the heat storage layer and which includes an electrothermal transducing portion, a wiring layer electrically connected to the heat-generating resistive layer, and an insulating protective layer covering the heat-generating resistive layer and the wiring layer. The heat storage layer includes a porous cyclic silazane film formed by a vapor phase process.