Electrophotography – Control of electrophotography process – Control of developing
Reexamination Certificate
2007-11-16
2010-12-28
Beatty, Robert (Department: 2852)
Electrophotography
Control of electrophotography process
Control of developing
Reexamination Certificate
active
07860415
ABSTRACT:
An image forming apparatus includes a toner image forming section including a developing device having a developer tank for storing a two-component developer, a transfer section, a fixing section, a recording medium feeding section, and a discharging section. The image forming apparatus further includes a toner concentration detecting section for detecting the toner concentration in the developer tank, a printing speed switching section, a toner concentration calculating section for correcting a detection result obtained by the toner concentration detecting section according to a speed of printing to calculate the toner concentration, and a toner replenishment control section for replenishing the toner into the developer tank according to a calculation result by the toner concentration calculating section.
REFERENCES:
patent: 5579091 (1996-11-01), Yamada et al.
patent: 6668142 (2003-12-01), Nakaue et al.
patent: 6947681 (2005-09-01), Ogata
patent: 7430381 (2008-09-01), Takenouchi et al.
patent: 7493058 (2009-02-01), Takeuchi et al.
patent: 7603046 (2009-10-01), Hirayama
patent: 2006/0193650 (2006-08-01), Takenouchi et al.
patent: 1828444 (2006-09-01), None
patent: 07230211 (1995-08-01), None
patent: 2000-056639 (2000-02-01), None
patent: 2002-072660 (2002-03-01), None
patent: 2003-295601 (2003-10-01), None
patent: 2003280355 (2003-10-01), None
patent: 2004-53744 (2004-02-01), None
patent: 2004053744 (2004-02-01), None
patent: 2004117734 (2004-04-01), None
patent: 2006-010749 (2006-01-01), None
patent: 2006-65180 (2006-03-01), None
patent: 2006201656 (2006-08-01), None
Hinoue Kazuma
Morimoto Kiyofumi
Naoi Hiroo
Takenouchi Kouichi
Tokuyama Mitsuru
Beatty Robert
Nixon & Vanderhye PC
Sharp Kabushiki Kaisha
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