Electrophotography – Image formation – Transfer
Reexamination Certificate
2005-09-06
2008-07-08
Gray, David M. (Department: 2852)
Electrophotography
Image formation
Transfer
C399S302000, C399S358000, C399S359000
Reexamination Certificate
active
07398041
ABSTRACT:
A color image forming apparatus1includes: a multiple number of process printing units20, each having an photoreceptor drum21for bearing a developer image formed with a toner corresponding to a different color of color-separated image information; a transfer belt31to which a multiple number of developer images are comprised in layers; and a transfer roller36for transferring the developer images that have been comprised in layers on transfer belt31, all at once, to recording paper, wherein the multiple number of process printing units20are arranged along transfer belt31, and is characterized in that among the developer images to be transferred from the photoreceptor drums21of multiple image forming units20onto transfer belt31, the toner for the developer image of the color to be transferred first is specified to produce a base-layer of the color images of information.
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Iwakura Yoshie
Murakami Susumu
Nakano Kuniaki
Gray David M.
Renner, Otto, Boiselle & Sklar LLP
Roth Laura K
Sharp Kabushiki Kaisha
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