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:
Oct. 15, 2002
Filed:
Apr. 24, 2001
Applicant:
Inventors:
Daisuke Yokoyama, Tama, JP;
Yasuyuki Takanaka, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/9393 ; B41J 2/938 ;
U.S. Cl.
CPC ...
B41J 2/9393 ; B41J 2/938 ;
Abstract
A registration adjusting is performed for reducing an error in registration adjustment due to tolerance in manufacturing of a linear encoder scale. In the method, a printing head located at a position closest to a center position among a plurality of printing heads arranged along a primary scanning direction is taken as a reference printing head for registration adjustment.