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:
Aug. 10, 2010
Filed:
Jun. 06, 2007
Masahito Ishino, Osaka, JP;
Norio Tomiie, Osaka, JP;
Katsuya Ota, Osaka, JP;
Yuki Matsui, Osaka, JP;
Chikara Ishihara, Osaka, JP;
Masahito Ishino, Osaka, JP;
Norio Tomiie, Osaka, JP;
Katsuya Ota, Osaka, JP;
Yuki Matsui, Osaka, JP;
Chikara Ishihara, Osaka, JP;
Kyocera Mita Corporation, Osaka, JP;
Abstract
The present invention provides an image forming apparatus and an image forming method capable of preventing excessive charging in the toner within the cleaning device for effectively preventing generation of the black spots derived from the leak current. In the image forming apparatus comprising a cleaning device having a cleaning blade for scraping out the toner on a latent image carrier body surface and the image forming method using the same, the toner contains a titanium oxide as an additive agent, and with the premise that the fluorescence X ray intensity of the titanium oxide added to the toner before use is X, and the fluorescence X ray intensity of the titanium oxide added to the toner within the cleaning device is X, Xand Xsatisfy the following relationship formula (1):2/1≧1.2  (1).