Electrophotography – Diagnostics – Unit or part identification
Reexamination Certificate
2008-01-15
2008-01-15
Ngo, Hoang (Department: 2852)
Electrophotography
Diagnostics
Unit or part identification
C399S024000, C399S025000, C399S053000
Reexamination Certificate
active
07319826
ABSTRACT:
A method of optimizing the amount of toner of an electrophotographic printer is provided. The method includes measuring a life span of the development roller in use. The speed of a development roller, which corresponds to the measured life span of the development roller, is calculated from a lookup table. The development roller speed is adjusted according to the calculated development roller speed.
REFERENCES:
patent: 6577823 (2003-06-01), Matsuguma et al.
patent: 6708008 (2004-03-01), Hayashida et al.
patent: 6763200 (2004-07-01), Sakai et al.
Ngo Hoang
Roylance Abrams Berdo & Goodman LLP
Samsung Electronics Co,. Ltd.
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