Electrophotography – Diagnostics – Component present or mounted
Reexamination Certificate
2010-02-22
2011-12-06
Tran, Hoan (Department: 2884)
Electrophotography
Diagnostics
Component present or mounted
Reexamination Certificate
active
08073346
ABSTRACT:
According to an aspect of the invention, an image forming apparatus includes an image forming unit, a first detecting unit, a second detecting unit, a control unit. The image forming unit forms an image on a recording medium by using coloring materials of a plurality of colors based on image information. The first detecting unit detects whether or not the first given number of the first housing units are installed to the apparatus. The second detecting unit detects whether or not the second given number of the second housing unit and the third given number of the first housing unit are installed to the apparatus.
REFERENCES:
patent: 7463835 (2008-12-01), Harumoto
patent: 7885553 (2011-02-01), Otawa et al.
patent: A-10-207323 (1998-08-01), None
patent: A-2008-76423 (2008-04-01), None
Otawa Yasuhiko
Sakai Hiroyuki
Sasaki Miho
Yoshida Shinji
Fuji 'Xerox Co., Ltd.
Oliff & Berridg,e PLC
Tran Hoan
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