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:
Mar. 04, 2008

Filed:

Jul. 15, 2005
Applicants:

Kanehiro Watanabe, Sagamihara, JP;

Junichi Koiso, Hachioji, JP;

Yasushi Koshimura, Hino, JP;

Inventors:

Kanehiro Watanabe, Sagamihara, JP;

Junichi Koiso, Hachioji, JP;

Yasushi Koshimura, Hino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes: an image carrier with an electrostatic latent image formed thereon; a developing device for developing the electrostatic latent image into a toner image, a developer carrier arranged opposite to the image carrier, for allowing a magnetic field generation member arranged inside the developer carrier, for forming a magnetized area of the magnetic brush in a predetermined area in the axial direction of the developer carrier; and a scatter toner sucking port arranged at a position other than a position opposite to the magnetized area of the developer carrier.


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