Electrophotography – Diagnostics – Consumable
Reexamination Certificate
2008-04-28
2010-11-16
Lee, Susan S (Department: 2884)
Electrophotography
Diagnostics
Consumable
C399S127000
Reexamination Certificate
active
07835652
ABSTRACT:
An image developing method is disclosed that is able to efficiently remove degraded toner on a developing agent carrier, prevent formation of abnormal images, ensure good image quality over time, and increase the service life of the device. The developing method includes a step of calculating an amount of consumption of the developing agent during image formation and an amount of consumption of the developing agent in a compulsory toner consumption mode under different calculation conditions between the image formation and the compulsory toner consumption mode. In the compulsory toner consumption mode, a developing bias different from a developing bias used during image formation is applied for a predetermined time period to discharge residual developing agent on a developing agent carrier to a latent image carrier.
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Inoue Ryuji
Konishi Rumi
Murayama Shin
Nakagawa Shuuichi
Oonishi Kazushige
Lee Susan S
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
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