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:
Jan. 28, 1992
Filed:
Jul. 25, 1990
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41M / ; G01D / ;
U.S. Cl.
CPC ...
3461 / ; 101465 ; 101489 ; 346-11 ;
Abstract
An image forming apparatus includes a master having a conductive portion and an insulating portion which form a pattern; an applicator for applying the ink material on the master wherein deposition of the ink material onto the master is different depending on a direction of electric current flowing through the ink material; an excessive ink material remover, contactable to the ink material applied on the master by the applicator, for removing excessive ink material with a voltage applied between the master and the excessive ink material remover.