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:
Feb. 27, 2007
Filed:
Sep. 30, 2004
Kuniaki Tanaka, Nagano-ken, JP;
Nozomu Inoue, Nagano-ken, JP;
Yoshio Nakazawa, Nagano-ken, JP;
Tsuyoshi Kowari, Nagano-ken, JP;
Keiichi Taguchi, Nagano-ken, JP;
Kuniaki Tanaka, Nagano-ken, JP;
Nozomu Inoue, Nagano-ken, JP;
Yoshio Nakazawa, Nagano-ken, JP;
Tsuyoshi Kowari, Nagano-ken, JP;
Keiichi Taguchi, Nagano-ken, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An image forming apparatus which repeats image create/transfer processing while rotating a photosensitive member and a transfer medium in a sub scanning direction and thereafter transferring the toner image onto the transfer medium, for a plurality of toner colors which are different from each other, to thereby lay toner images in respective toner colors over each other on the transfer medium and accordingly form a color image. The apparatus corrects transfer start positions of toner image in at least one or more toner colors out of the plurality of toner colors based on a registration control amount which is necessary to correct relative registration deviations among toner images on the transfer medium.