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. 14, 2011
Filed:
Feb. 02, 2010
Haruo Takeshita, Tokyo, JP;
Kiyotaka Naito, Tokyo, JP;
Haruo Takeshita, Tokyo, JP;
Kiyotaka Naito, Tokyo, JP;
Konica Minolta Business Technologies, Inc., Tokyo, JP;
Abstract
Provided is a replenisher developer cartridge for a trickle developing system image forming apparatus producing no image problem such as image density unevenness, image roughness or the like. Not only an image forming apparatus by which high quality images are stably output, and a replenisher developer cartridge for the image forming apparatus were possible to be provided, but also durability of a two-component developer used in the image forming apparatus was possible to be improved, by replenishing the image forming apparatus with a replenisher developer in the carrier concentration range of 5-30% by weight in terms of the mean value, and in the carrier concentration deviation range of 10% by weight or less, based on the replenisher developer.