Image formation apparatus and method for decreasing density...

Electrophotography – Control of electrophotography process – Having temperature or humidity detection

Reexamination Certificate

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C399S051000, C399S053000

Reexamination Certificate

active

07149440

ABSTRACT:
An image formation apparatus includes a development unit using a developer support having a conductive surface layer, and a control unit for causing an idle operation of the developer support to be performed at a predetermined timing in a non-print state.

REFERENCES:
patent: 5307127 (1994-04-01), Kobayashi et al.
patent: 5943530 (1999-08-01), Ozasa
patent: 6226481 (2001-05-01), Yoneda et al.
patent: 6909858 (2005-06-01), Hama et al.
patent: 2004-109980 (2004-04-01), None

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