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:
Jun. 04, 2013
Filed:
Jan. 20, 2011
Applicants:
Yasuhito Shirafuji, Kashiwa, JP;
Yasushi Takeuchi, Moriya, JP;
Jun Mochizuki, Abiko, JP;
Kazukiyo Akashi, Kashiwa, JP;
Inventors:
Yasuhito Shirafuji, Kashiwa, JP;
Yasushi Takeuchi, Moriya, JP;
Jun Mochizuki, Abiko, JP;
Kazukiyo Akashi, Kashiwa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
An outer diameter of a transfer counter roller is made larger than that of a transfer roller to reduce an electrical discharge phenomenon and influence on a toner image.