Electrophotography – Control of electrophotography process – Of plural processes
Reexamination Certificate
2006-10-31
2010-11-09
Walsh, Ryan D (Department: 2852)
Electrophotography
Control of electrophotography process
Of plural processes
C399S299000, C399S300000, C399S302000, C399S306000
Reexamination Certificate
active
07831161
ABSTRACT:
An image forming apparatus and corresponding method, the image forming apparatus including a belt member supported by at least two rollers, an image forming member configured to form a patch pattern of image data on a surface of the belt member, a belt supporting member configured to support the belt member on a contact area thereof with respect to the belt member at a position higher than a tangent line of the at least two rollers, and a sensor configured to detect the patch pattern formed on the surface of the belt member at the contact area of the belt supporting member and the belt member.
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Hirayama Yuushi
Kuma Kazuosa
Takahashi Mitsuru
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
Walsh Ryan D
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