Electrophotography – Image formation – Development
Reexamination Certificate
2006-11-02
2011-12-27
Gray, David (Department: 2852)
Electrophotography
Image formation
Development
C399S286000
Reexamination Certificate
active
08086150
ABSTRACT:
A developing device includes a toner particle-bearing roller that bears toner particles on its surface and develops a latent image borne by an image-bearing member with those toner particles, the toner particle-bearing roller has a projection portion disposed on its surface, the projection portion having a top surface having a flat portion, and a width of the top surface being equal to or more than a volume average particle diameter of the toner particles.
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Machine translation of JP2004-034537.
Extended European search report dated Feb. 4, 2011 for corresponding European application 08009803.1 lists the references above.
Aruga Tomohiro
Sakurai Noboru
Yamada Yoichi
DLA Piper (LLP) US
Do Andrew
Gray David
Seiko Epson Corporation
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