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. 15, 2008
Filed:
Jun. 24, 2004
Eisaku Murakami, Tokyo-to, JP;
Hiroyuki Nagashima, Yokohama, JP;
Masato Yanagida, Tokyo-to, JP;
Naohiro Kumagai, Kawasaki, JP;
Takeshi Shintani, Kawasaki, JP;
Toshio Koike, Kawasaki, JP;
Atsushi Sampe, Yokohama, JP;
Masanori Kawasumi, Yokohama, JP;
Masami Tomita, Numazu, JP;
Takeshi Uchitani, Kamakura, JP;
Eisaku Murakami, Tokyo-to, JP;
Hiroyuki Nagashima, Yokohama, JP;
Masato Yanagida, Tokyo-to, JP;
Naohiro Kumagai, Kawasaki, JP;
Takeshi Shintani, Kawasaki, JP;
Toshio Koike, Kawasaki, JP;
Atsushi Sampe, Yokohama, JP;
Masanori Kawasumi, Yokohama, JP;
Masami Tomita, Numazu, JP;
Takeshi Uchitani, Kamakura, JP;
Ricoh Company Limited, Tokyo, JP;
Abstract
An image forming apparatus including a latent image bearing member, a charger, a latent image forming device, a developing device, a surface moving member, a transfer device, a cleaner having a cleaning blade and an irradiating device configured to discharge the latent image bearing member. This developing device is configured to develop images with a toner having a circularity not less than 0.94. The irradiating device is disposed on the upstream from the cleaner relative to the rotation direction of the latent image bearing member.