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:
Jan. 09, 2007
Filed:
Apr. 20, 2005
Hirotoshi Uesugi, Numazu, JP;
Akira Yoshida, Yokohama, JP;
Kazushige Nakamura, Yokohama, JP;
Masataka Kawahara, Mishima, JP;
Hirotoshi Uesugi, Numazu, JP;
Akira Yoshida, Yokohama, JP;
Kazushige Nakamura, Yokohama, JP;
Masataka Kawahara, Mishima, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An electrophotographic apparatus adopts a contact development system as a development system, which hardly causes toner fusion, and which hardly causes fogging in an output image; and a process cartridge is detachably attached to a main body of the electrophotographic apparatus. Specifically, provided are: an electrophotographic apparatus equipped with an electrophotographic photoreceptor having a surface layer containing a diorganopolysiloxane having a specific repeating structural unit; and a process cartridge that is detachably attached to a main body of the electrophotographic apparatus.