Electrophotography – Diagnostics – Image forming component
Reexamination Certificate
2002-12-12
2008-11-11
Gray, David M (Department: 2852)
Electrophotography
Diagnostics
Image forming component
C399S297000
Reexamination Certificate
active
07450869
ABSTRACT:
Transfer component monitoring methods, image forming devices, data signals, and articles of manufacture are described. According to one aspect, a transfer component monitoring method includes counting a plurality of imaging operations performed by an image forming device to form a plurality of hard images and adjusting a result of the counting to determine wear of a transfer component of the image forming device, wherein the transfer component is configured to assist with a transfer of a developing material to form the hard images.
REFERENCES:
patent: 6363228 (2002-03-01), Ream
patent: 6549733 (2003-04-01), Matsuguma
patent: 6633732 (2003-10-01), Siegel et al.
Geleynse Carl D.
Lloyd Michael
Gray David M
Hewlett--Packard Development Company, L.P.
Villaluna Erika J.
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