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:
Dec. 31, 2013
Filed:
Oct. 24, 2011
Yuichi Yamamoto, Abiko, JP;
Hiroaki Tomiyasu, Toride, JP;
Shinnosuke Iwadate, Toride, JP;
Takahiko Yamaoka, Kashiwa, JP;
Hiromi Shimura, Toride, JP;
Yuichi Yamamoto, Abiko, JP;
Hiroaki Tomiyasu, Toride, JP;
Shinnosuke Iwadate, Toride, JP;
Takahiko Yamaoka, Kashiwa, JP;
Hiromi Shimura, Toride, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus which performs toner discharge control for held toners of respective colors, comprises: an image carrier; a transfer member on which toner images of the respective colors formed on the image carrier are transferred and superposed; a calculation unit configured to calculate toner amounts used to form the toner images of the respective colors; and a control unit configured to superpose toners of at least two colors onto the transfer member when the toner amounts calculated by the calculation unit are smaller than a predetermined consumption amount, wherein the control unit decides a combination of colors of the toners to be superposed in accordance with differences between the toner amounts and the predetermined consumption amount.