Electrophotography – Image formation – Development
Reexamination Certificate
2007-01-29
2010-11-02
Tran, Hoan (Department: 2884)
Electrophotography
Image formation
Development
C399S120000
Reexamination Certificate
active
07826778
ABSTRACT:
In a powder supplying device, a powder container contains powder therein and is provided at a bottom of the powder container with a gas blowout part for ejecting gas to the inside of the powder container. A powder transport unit attracts powder contained in the powder container from a suction opening and transports the powder to a powder receiving device. A first detection unit is provided in the powder container to detect a remaining powder in the powder container.
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Amano Hirosato
Chiba Keizo
Itoh Fumihito
Noji Tetsuo
Sano Hiroshi
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
Tran Hoan
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