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:
May. 17, 2016

Filed:

Apr. 17, 2015
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Akimichi Suzuki, Yokohama, JP;

Motoki Adachi, Ashigarakami-gun, JP;

Yusuke Shimizu, Yokohama, JP;

Yuichiro Hirata, Suntou-gun, JP;

Naoki Fukushima, Mishima, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01); G03G 15/043 (2006.01); G03G 15/01 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0266 (2013.01); G03G 15/011 (2013.01); G03G 15/043 (2013.01); G03G 15/0189 (2013.01); G03G 15/5037 (2013.01); G03G 2215/0132 (2013.01);
Abstract

An image forming apparatus includes an exposure device configured to expose image bearing members charged by charging devices to form latent images on the image bearing members, and a control unit configured to, in ether one or both of an image forming unit A and an image forming unit B, adjust an amount of exposure by which the image bearing member is exposed and a charging voltage based on information about the image bearing members of the image forming units A and B. The control unit is configured to make the charging voltage and the amount of exposure in the image forming unit A different from the charging voltage and the amount of exposure in the image forming unit B.


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