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:
Nov. 01, 2005
Filed:
Jul. 21, 2003
Applicant:
Hidemi Kubota, Tokyo, JP;
Inventor:
Hidemi Kubota, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J029/38 ;
U.S. Cl.
CPC ...
Abstract
A printing apparatus employing a bubble jet (a registered trademark) capable of maintaining at all times conditions of ink at and around a discharge port suitable for discharge without performing a predischarge or the like involving an interruption of a printing operation is provided. The printing apparatus supplies the electrothermal energy converting element with such an electrical energy that generates a bubble to the extent that ink droplets are discharged from the nozzle.