Electrophotography – Image formation – Development
Reexamination Certificate
2007-01-09
2007-01-09
Chen, Sophia S. (Department: 2852)
Electrophotography
Image formation
Development
C399S297000, C399S313000, C430S120400, C430S126200, C430S110100
Reexamination Certificate
active
10879320
ABSTRACT:
In an image forming apparatus, a toner image is formed on a photosensitive element and a transfer roller, which carries a transfer medium, is pressed against a photosensitive element at a pressure of from 20.4 N/cm2to 200 N/cm2.
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Aoki Mitsuo
Kasai Tadashi
Koichi Yasushi
Shu Bing
Soga Setsuo
Chen Sophia S.
Ricoh & Company, Ltd.
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