Electrophotography – Control of electrophotography process – Having temperature or humidity detection
Reexamination Certificate
2007-08-21
2007-08-21
Gray, David M. (Department: 2852)
Electrophotography
Control of electrophotography process
Having temperature or humidity detection
C399S070000
Reexamination Certificate
active
10300744
ABSTRACT:
A fixing unit adapted to fix a developing agent onto an image forming medium by way of a heat roller containing a heater and a press roller conducts a warming up operation for the optimum warming up time as determined based on the temperature and the humidity of ambient air detected by a temperature/humidity sensor.
REFERENCES:
patent: 5138379 (1992-08-01), Kanazashi
patent: 5515152 (1996-05-01), Kuo
patent: 5771421 (1998-06-01), Kim
patent: 6768882 (2004-07-01), Omoto et al.
patent: 7177560 (2007-02-01), Fujisawa
patent: 5-35148 (1993-02-01), None
Foley & Lardner LLP
Gray David M.
Kabushiki Kaisha Toshiba
Ready Bryan
Toshiba Tec Kabushiki Kaisha
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