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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.:

US 10838316 B1

PDFFull Text
Date of Patent:
Nov. 17, 2020

Filed:

Aug. 23, 2019

Image forming apparatus

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Akinori Miyamoto, Bando, JP;

Kota Mori, Abiko, JP;

Masami Hano, Abiko, JP;

Takashi Kase, Tokyo, JP;

Tadashi Fukuda, Tokyo, JP;

Mikihiro Akasaki, Matsudo, JP;

Takeshi Ohtsu, Toride, JP;

Assignee:

CANON KABUSHIKI KAISHA, Tokyo, JP;

Attorney:

Canon U.S.A., Inc. IP Division

Primary Examiner:

Mark A Chapman

Int. Cl.
CPC ...
G03G 9/08 (2006.01); G03G 9/097 (2006.01); G03G 9/087 (2006.01); G03G 15/16 (2006.01); G03G 21/00 (2006.01); G03G 15/02 (2006.01);
U.S. Cl.
CPC ...
G03G 9/09725 (2013.01); G03G 9/0815 (2013.01); G03G 9/0819 (2013.01); G03G 9/0821 (2013.01); G03G 9/08782 (2013.01); G03G 9/09708 (2013.01); G03G 15/0233 (2013.01); G03G 15/0291 (2013.01); G03G 15/1675 (2013.01); G03G 21/0011 (2013.01);
Abstract

An image forming apparatus in which occurrence of an image failure in association with contamination caused by an external additive, such as silica, adhering to a charging unit is suppressed. The image forming apparatus is configured to charge an image bearing member through use of the charging unit, and uses toner having, on a surface thereof, strontium titanate particles and silica particles having predetermined physical properties.

Find Patent Forward Citations

Miyamoto, Akinori. (2020). Image forming apparatus (U.S. Patent No. 10838316). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10838316

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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