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. 24, 2003
Filed:
Apr. 28, 1999
Applicant:
Inventors:
Koichi Kitakami, Chigasaki, JP;
Tamon Itaya, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/05 ;
U.S. Cl.
CPC ...
B41J 2/05 ;
Abstract
A liquid ejection method wherein a bubble is created in the liquid on a heat generating member provided on a substrate by thermal energy generated by the heat generating member, by which a droplet of the liquid is ejected, the method comprising the steps of contacting to the substrate such a portion of gas-liquid interface between the bubble and the liquid as is not contacted to the substrate by deformation of the bubble: and causing the bubble to be in fluid communication with ambiance simultaneously with or after the contact between the portion and the substrate.