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. 12, 2007
Filed:
Jun. 01, 2005
Applicant:
Fumitake Hirobe, Ushiku, JP;
Inventor:
Fumitake Hirobe, Ushiku, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image forming apparatus which can stably form an image of high quality by the use of a first developer carrying member and a second developer carrying member. On the first developer carrying member, development is performed by a method whereby a magnetic carrier contacts with an image bearing member, and on the second developer carrying member, development is performed by a method whereby the magnetic carrier does not contact with the image bearing member.