Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Masao Asano0
Akihiko Itami0
Hiroshi Yamazaki0
Date of Patent
January 6, 2009
Patent Application Number
11259227
Date Filed
October 26, 2005
Patent Primary Examiner
Patent abstract
A toner image is formed while a developing sleeve is rotated in a direction counter to that of an organic photoreceptor at the developing section and a surface layer of the organic photoreceptor contains metal oxide particles which have a number average primary particle diameter of 3 to 150 nm and are chosen from metal of the 3rd or 4th cycle of a periodic table.
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