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. 11, 2010
Filed:
Apr. 30, 2007
Applicants:
Takeshi Shibata, Yokohama, JP;
Hiroki Tajima, Yokohama, JP;
Toru Kanda, Yokohama, JP;
Inventors:
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 ...
Abstract
To provide an ink jet recording head, by which a recording operation with a high recording quality can be performed without causing deformation or breakage of a recording element substrate and the manufacture cost is reduced, a filling groove filled with sealant for protecting a recording element substrate from ink includes a salient or divider.