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:
Oct. 16, 2012
Filed:
Jan. 03, 2011
Keiji Edamatsu, Fukushima, JP;
Yoshinori Tagawa, Yokohama, JP;
Kazuhiro Asai, Kawasaki, JP;
Satoshi Ibe, Yokohama, JP;
Hiroto Komiyama, Tokyo, JP;
Toshiaki Kurosu, Kawasaki, JP;
Masataka Nagai, Yokohama, JP;
Keiji Edamatsu, Fukushima, JP;
Yoshinori Tagawa, Yokohama, JP;
Kazuhiro Asai, Kawasaki, JP;
Satoshi Ibe, Yokohama, JP;
Hiroto Komiyama, Tokyo, JP;
Toshiaki Kurosu, Kawasaki, JP;
Masataka Nagai, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
There is disclosed a manufacturing method of a liquid discharge head including a substrate in which a first energy generating element and a second energy generating element that generate energy used for discharging liquid are provided, a discharge port member in which a first discharge port discharging the liquid is provided corresponding to the first energy generating element and a second discharge port discharging the liquid is provided corresponding to the second energy generating element, and a flow path wall member having a portion of the liquid flow path wall that communicates with the first discharge port and the second discharge port, in which a distance between the second energy generating element and the second discharge port is larger than that between the first energy generating element and the first discharge port.