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:
Jan. 31, 2006
Filed:
Feb. 18, 2004
Koji Arimura, Ibaraki, JP;
Koji Arimura, Ibaraki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a charging unit for charging an image bearing member, an image forming unit for forming a toner image on the image bearing member that has been charged, and a cleaning unit for contacting the image bearing member to clean the surface of the image bearing member. In the apparatus, a ratio of a period wherein the image bearing member is moved without being charged to a period wherein the image bearing member is moved while being charged, is controlled to be a predetermined value or greater.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile