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:
Feb. 12, 2013
Filed:
Dec. 08, 2009
Yoshinori Nakagawa, Yokohama, JP;
Hideki Kosugi, Yokohama, JP;
Masaaki Yamada, Setagaya-ku, JP;
Atsushi Kurokawa, Atsugi, JP;
Yasuyuki Ishii, Machida, JP;
Yoshinori Nakagawa, Yokohama, JP;
Hideki Kosugi, Yokohama, JP;
Masaaki Yamada, Setagaya-ku, JP;
Atsushi Kurokawa, Atsugi, JP;
Yasuyuki Ishii, Machida, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An developer bearer conveys developer to a developing station under influence of an electric field created by an electric flux line. The developer bearer includes plural kinds of electrodes that receive different voltages from each other and collectively creates the electric flux line. The plural kinds of electrodes are arranged on different layers in a normal line of the developer bearer. The developer bearer includes an insulation layer that insulates the plural kinds of electrodes.