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.

Date of Patent:
Jun. 08, 2010

Filed:

Sep. 12, 2006
Applicants:

Shigeo Uetake, Takatsuki, JP;

Yuji Nagatomo, Osaka, JP;

Junya Hirayama, Takarazuka, JP;

Takeshi Maeyama, Kawanishi, JP;

Masahiko Matsuura, Suita, JP;

Toshiya Natsuhara, Takarazuka, JP;

Inventors:

Shigeo Uetake, Takatsuki, JP;

Yuji Nagatomo, Osaka, JP;

Junya Hirayama, Takarazuka, JP;

Takeshi Maeyama, Kawanishi, JP;

Masahiko Matsuura, Suita, JP;

Toshiya Natsuhara, Takarazuka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A developing device, which is provided with: a developer tankthat houses a developercontaining a toner, a carrier for charging the toner and reverse polarity particles that are charged with a polarity reversed to the electrostatic charge polarity of the toner by the carrier; a developer-supporting memberthat supports the developer supplied from the developer tank on the surface thereof, and transports the developer; and a separating mechanismthat separates the toner or the reverse polarity particles from the developer supported on the developer-supporting member, and the reverse polarity particles are collected into the developer tank, is provided, and an image-forming apparatus having such a developing device and an image-forming method applied thereto are also provided.


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