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. 20, 2007
Filed:
Apr. 29, 2005
Masahide Kinoshita, Shizuoka, JP;
Seiji Yamaguchi, Shizuoka, JP;
Masahide Kinoshita, Shizuoka, JP;
Seiji Yamaguchi, Shizuoka, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus including a first unit having a developer container holding developer containing toner and carrier, and a developer holder to hold and transfer the developer held in the developer container, a second unit to supply toner to the developer container, and a processing unit to determine the time of replacement of the first unit, from information on a toner supply amount from the second unit or information on an operation amount of the developer holder.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile