Electrophotography – Image formation – Transfer
Reexamination Certificate
2005-02-08
2005-02-08
Lee, Susan (Department: 2852)
Electrophotography
Image formation
Transfer
C399S302000, C399S303000
Reexamination Certificate
active
06853829
ABSTRACT:
A multi-color printer (and a method therefor) includes a drum-shaped photosensitive body for black toner, a belt-shaped toner carrier for non-black color toner, a first transferring unit for transferring a color-toner image formed on the belt-shaped toner carrier to a medium, a second transferring unit for transferring a black toner image formed on the drum-shaped photosensitive body, the drum-shaped photosensitive body being disposed near the belt-shaped toner carrier, and a fusing unit for fusing to the medium the black toner image and the color toner image transferred to the paper.
REFERENCES:
patent: 5075730 (1991-12-01), Hoshi
patent: 5671472 (1997-09-01), Snelling
patent: 6088565 (2000-07-01), Jia et al.
patent: 6163672 (2000-12-01), Parker et al.
patent: 6539194 (2003-03-01), Oikawa
patent: 6678493 (2004-01-01), Maeyama et al.
Hoshi Nobuyoshi
Mabuchi Hiroyuki
Hitachi Printing Solutions, Ltd.
Lee Susan
McGinn & Gibb PLLC
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