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:
Apr. 08, 2008
Filed:
Dec. 12, 2005
Nobuo Iwata, Sagamihara, JP;
Satoshi Muramatsu, Tokyo, JP;
Nobutaka Takeuchi, Yokohama, JP;
Junichi Matsumoto, Yokohama, JP;
Takayuki Koike, Sendai, JP;
Nobuo Iwata, Sagamihara, JP;
Satoshi Muramatsu, Tokyo, JP;
Nobutaka Takeuchi, Yokohama, JP;
Junichi Matsumoto, Yokohama, JP;
Takayuki Koike, Sendai, JP;
Ricoh Co., Ltd., Tokyo, JP;
Abstract
A developing apparatus for use in an image forming apparatus includes a developing roller, a developing agent, a refilling port, a transport member, and an agitation enhancer. The developing agent includes toner particles and carrier particles and is refilled to the developing apparatus from the refilling port. The transport member transports the developing agent to the developing roller while agitating the developing agent. The agitation enhancer is provided on a peripheral portion of the transport member to increase agitation movement of the developing agent.