Electrophotography – Control of electrophotography process – Control of developing
Reexamination Certificate
2007-10-19
2010-10-05
Gray, David M (Department: 2852)
Electrophotography
Control of electrophotography process
Control of developing
C399S237000
Reexamination Certificate
active
07809295
ABSTRACT:
A color image forming apparatus includes, for each of liquid developers of plural colors, a photosensitive member, a developing roller, an agitating device that agitates a liquid developer having a viscosity characteristic dependent on a shearing force, and a developer supplying unit that supplies the liquid developer to the developing roller. In development, agitation start timing is varied depending on the color of the liquid developer.
REFERENCES:
patent: 5821041 (1998-10-01), Okutsu et al.
patent: 2004/0105702 (2004-06-01), Kurotori et al.
patent: 09-026704 (1997-01-01), None
patent: 2001-075365 (2001-03-01), None
patent: 2001075365 (2001-03-01), None
Machine English Translation of JP2001075365.
Ikuma Ken
Miyakawa Nobuhiro
Yasukawa Shinji
Gray David M
Hogan & Lovells US LLP
Lactaoen Billy J
Seiko Epson Corporation
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