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:
Nov. 18, 2014
Filed:
Jul. 23, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Toshiaki Kurosu, Oita, JP;
Kazumasa Matsushita, Kawasaki, JP;
Satoshi Ibe, Yokohama, JP;
Yoshinori Tagawa, Yokohama, 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 2/14024 (2013.01); B41J 2/1603 (2013.01); B41J 2/1628 (2013.01); B41J 2/1629 (2013.01); B41J 2/1631 (2013.01); B41J 2/1632 (2013.01); B41J 2/1639 (2013.01); B41J 2202/11 (2013.01);
Abstract
A liquid ejection head includes a silicon substrate and an orifice plate disposed on or above the silicon substrate. The silicon substrate has a concave portion formed therein, and the orifice plate is disposed in the concave portion.