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:
Jul. 12, 2005
Filed:
Jul. 18, 2002
Norihisa Hoshika, Matsuyama, JP;
Norihisa Hoshika, Matsuyama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus to which a developing device is detachably attachable, wherein the developing device includes an element necessary for image formation and a memory, includes an image forming unit adapted to form an image; a controller adapted to set an image forming condition, such that a density of the image formed by the image forming unit is a desired density; a storage unit adapted to store in the memory, data regarding a density control result of the controller; a reading unit adapted to read the data stored in the memory; and a determination unit adapted to determine an interval of a density control by the controller based on the data read from the memory.