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:
Aug. 31, 2004
Filed:
Apr. 02, 2003
Applicant:
Inventors:
Koichi Adachi, Shimizu, JP;
Minoru Koyata, Mishima, JP;
Hidehiro Watanabe, Tokyo, JP;
Atsushi Kubota, Sunto-gun, JP;
Assignee:
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/01 ;
U.S. Cl.
CPC ...
B41J 2/01 ;
Abstract
At least two or more than two ink-jet recording heads provided with respective discharge ports for discharging ink are arranged in the direction of conveyance of recording medium. The inks filled in the respective ink-jet recording heads are made to show different surface tensions. With this arrangement, as inks are discharged onto the recording medium that is conveyed by a conveyor under the control of a drive section, the image formed by the inks discharged onto the recording medium shows an improved quality.