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.

Date of Patent:
Sep. 15, 2020

Filed:

Mar. 25, 2019
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Koji Suzuki, Kashiwa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 15/00 (2006.01); G03G 21/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2017 (2013.01); G03G 15/5025 (2013.01); G03G 21/206 (2013.01);
Abstract

An image forming apparatus including an image forming portion, a heating portion, a discharging portion, a cooling portion, and a controller. A toner amount per predetermined sheet area of a toner image formed on a sheet is a toner image density. A first toner image does not have regions where the toner image density is a predetermined first density or more, and when the first toner image is formed on the sheet, the controller executes an operation in a first mode. A second toner image includes the region, and when the second toner image is formed on the sheet, the controller executes an operation in a second mode higher in cooling power than the first mode irrespective of a toner amount of the second toner image over entirety of the sheet.


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