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. 22, 2004
Filed:
Oct. 02, 2000
Applicant:
Inventors:
Masahiko Kubota, Tokyo, JP;
Koromo Shirota, Kanagawa-ken, JP;
Teruo Ozaki, Kanagawa-ken, JP;
Ryuji Katsuragi, Tokyo, JP;
Hidehiko Kanda, Kanagawa-ken, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/135 ;
U.S. Cl.
CPC ...
B41J 2/135 ;
Abstract
In an liquid discharging head used in an ink-jet recording apparatus, in order to prevent damage of a face surface of orifices and degradation of a blade and maintain orifices in an excellent state preventing adherence of contamination to the face surface for a long time, the face surface is coated with a material having an ultrahigh water-repellent property.