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. 01, 2010
Filed:
Jun. 22, 2004
Naoki Okamoto, Shizuoka, JP;
Yasuhide Goseki, Kanagawa, JP;
Masayoshi Shimamura, Kanagawa, JP;
Yasutaka Akashi, Kanagawa, JP;
Kazunori Saiki, Kanagawa, JP;
Kenji Fujishima, Kanagawa, JP;
Satoshi Otake, Shizuoka, JP;
Naoki Okamoto, Shizuoka, JP;
Yasuhide Goseki, Kanagawa, JP;
Masayoshi Shimamura, Kanagawa, JP;
Yasutaka Akashi, Kanagawa, JP;
Kazunori Saiki, Kanagawa, JP;
Kenji Fujishima, Kanagawa, JP;
Satoshi Otake, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In a developer carrying member used in a developing apparatus by means of which an electrostatic latent image formed on an electrostatic latent image bearing member is developed with a developer to render it visible, the developer carrying member has at least a substrate and a resin coat layer formed on the substrate surface, and the resin coat layer contains at least a binder resin and graphitized particles. The surface of the resin coat layer has an average value A and a standard deviation σ of 100≦A≦800 (N/mm) and σ<30 (N/mm), respectively.