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:
Jun. 05, 2012
Filed:
Jun. 10, 2009
Kazuaki Shibata, Oita, JP;
Hirokazu Komuro, Yokohama, JP;
Takuya Hatsui, Tokyo, JP;
Takahiro Matsui, Yokohama, JP;
Kazuaki Shibata, Oita, JP;
Hirokazu Komuro, Yokohama, JP;
Takuya Hatsui, Tokyo, JP;
Takahiro Matsui, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A compact print head enabling high-quality, high-speed printing is provided. A liquid ejecting head includes: a substrate, having elements that generate energy used to eject liquid from ejection openings, and provided with a liquid supply port that communicates with a surface of the substrate having the elements and an opposite surface thereof; a member, provided above the surface of the substrate, and having walls of a liquid flow path that communicates with ejection openings and the supply port; an insulating layer, provided so as to cover the supply port, and provided with a plurality of through-holes; and a conducting layer electrically coupled to the elements, and provided within the insulating layer so as to be insulated with respect to the liquid.