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:
Aug. 06, 2019

Filed:

Aug. 04, 2017
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Kiyoto Toyoizumi, Yokohama, JP;

Masaru Shimura, Yokohama, JP;

Shinsuke Kobayashi, Yokohama, JP;

Hideo Nanataki, Yokohama, JP;

Shinji Katagiri, Yokohama, JP;

Yasunari Watanabe, Kawasaki, JP;

Hideaki Hasegawa, Tokyo, JP;

Masahiro Tambo, Suntou-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/04 (2006.01); G03G 15/043 (2006.01); G03G 15/32 (2006.01); B41J 2/44 (2006.01); B41J 2/47 (2006.01);
U.S. Cl.
CPC ...
G03G 15/04072 (2013.01); B41J 2/442 (2013.01); B41J 2/471 (2013.01); G03G 15/043 (2013.01); G03G 15/326 (2013.01);
Abstract

A controller which causes a light emitting element to continuously perform minute emission for a plurality of dots in a level in which toner is not attached to a non-image section on an image bearing member is provided. The controller controls a first driving current for an image section and controls a second driving current used to perform the minute emission by the light emitting element in the non-image section several times in one job. In the image section, a driving current obtained by adding the first driving current to the second driving current is supplied so that the light emitting element emits light.


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