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. 20, 2001
Filed:
Oct. 08, 1993
Applicant:
Inventor:
Kiyohisa Sugishima, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/938 ; B41J 2/205 ; B41J 2/9393 ;
U.S. Cl.
CPC ...
B41J 2/938 ; B41J 2/205 ; B41J 2/9393 ;
Abstract
Provided are an image printing method and apparatus in which printing is made possible in a multiscanning mode for printing the same line using a plurality of printing elements of a printing head in order that uneven density caused by a variance in the printing elements may be rendered inconspicuous. When the multiscanning mode is designated, a plurality of nozzles of the printing head are divided into a plurality of blocks, the nozzle blocks used are changed over every scan of the printing head, and the image of the printing width (band) printed using all of the nozzles is printed by causing the printing head to perform scanning a plurality of times.