Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 24, 2007
Patent Application Number
11143218
Date Filed
June 2, 2005
Patent Primary Examiner
Patent abstract
A charging device includes magnetic particles, a magnetic particle carrying member that magnetically carries the magnetic particles into contact with a member to be charged, and a magnetic particle adjusting unit for adjusting an amount per unit area of magnetic particles carried on the magnetic particle carrying member so that the amount per unit area of magnetic particles carried is larger in end regions of the magnetic particle carrying member in the longitudinal direction than in a central region of the magnetic particle carrying member in the longitudinal direction.
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