Electrophotography – Diagnostics – Consumable
Reexamination Certificate
2011-08-09
2011-08-09
Porta, David P (Department: 2884)
Electrophotography
Diagnostics
Consumable
C399S009000, C399S012000, C399S024000, C399S025000, C399S027000, C399S028000, C399S029000, C399S110000, C399S119000, C399S120000
Reexamination Certificate
active
07995934
ABSTRACT:
An information attaching unit attaches either one of carrier density information of initial developer and loose apparent density information of toner in the initial developer to a housing of a developing device. A density-information storage unit stores therein either one of the carrier density information and the loose apparent density information as electronic data. At least one of the information attaching unit and the density-information storage unit is provided before shipment of the developing device.
REFERENCES:
patent: 5434656 (1995-07-01), Nagaoka et al.
patent: 6700595 (2004-03-01), Sugiyama et al.
patent: 6898406 (2005-05-01), Suzuki et al.
patent: 7027753 (2006-04-01), Suzuki
patent: 7184678 (2007-02-01), Ishii et al.
patent: 2004/0202485 (2004-10-01), Uyama
patent: 2004/0220883 (2004-11-01), West
patent: 2005/0244170 (2005-11-01), Ono et al.
patent: 2007/0104516 (2007-05-01), Katoh et al.
patent: 2007/0127941 (2007-06-01), Ishii et al.
patent: 11-272061 (1999-10-01), None
patent: 2001-66872 (2001-03-01), None
patent: 3308126 (2002-05-01), None
patent: 2005-134796 (2005-05-01), None
patent: 2005-346102 (2005-12-01), None
patent: 2006-317889 (2006-11-01), None
patent: 2007-225813 (2007-09-01), None
Lee Shun
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Porta David P
Ricoh Company Limited
LandOfFree
Developing device, image forming apparatus, and process unit does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Developing device, image forming apparatus, and process unit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Developing device, image forming apparatus, and process unit will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2725461