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. 08, 2014
Filed:
Jan. 25, 2011
Kazuhiro Asai, Kawasaki, JP;
Yoshinori Tagawa, Yokohama, JP;
Satoshi Ibe, Yokohama, JP;
Hiroyuki Murayama, Kawasaki, JP;
Kouji Sasaki, Nagereyama, JP;
Keiji Edamatsu, Fukushima, JP;
Kazuhiro Asai, Kawasaki, JP;
Yoshinori Tagawa, Yokohama, JP;
Satoshi Ibe, Yokohama, JP;
Hiroyuki Murayama, Kawasaki, JP;
Kouji Sasaki, Nagereyama, JP;
Keiji Edamatsu, Fukushima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided is a method for manufacturing a liquid discharge head, the liquid discharge head includes a substrate provided on a surface with a first energy generating part and a second energy generating part for generating energy utilized for discharging a liquid; a first discharge port provided corresponding to the first energy generating part so as to face the surface; a second discharge port provided corresponding to the second energy generating part so as to face the surface; a first wall member which has a wall of a first liquid flow path which communicates with the first discharge port; and a second wall member which has a wall of a second liquid flow path which communicates the second discharge port, wherein a distance between the second energy generating part and the second discharge port is greater than a distance between the first energy generating part and the first discharge port.