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:
Feb. 04, 2010
Applicants:
Tsuyoshi Takahashi, Fukushima, JP;
Shuji Koyama, Kawasaki, JP;
Masaki Ohsumi, Yokosuka, JP;
Masahisa Watanabe, Yokohama, JP;
Inventors:
Tsuyoshi Takahashi, Fukushima, JP;
Shuji Koyama, Kawasaki, JP;
Masaki Ohsumi, Yokosuka, JP;
Masahisa Watanabe, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D 53/76 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the invention is to provide a method of manufacturing a liquid discharge head in which a distance between a discharge opening and an energy generating element is uniform, simply and with good precision.