Electrophotography – Control of electrophotography process – Control of developing
Reexamination Certificate
2006-02-08
2008-10-28
Grainger, Quana M (Department: 2852)
Electrophotography
Control of electrophotography process
Control of developing
C399S238000
Reexamination Certificate
active
07444093
ABSTRACT:
A first container is operable to accommodate a liquid toner, and provided with a window. A reflector is disposed in the first container. A light emitter is operable to emit light to the reflector through the window and the liquid toner. A light receiver is operable to receive the light reflected by the reflector through the liquid toner and the window. A detector is operable to detect a concentration of the liquid toner based on the light received by the light receiver.
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Abe Nobumasa
Ikuma Ken
Grainger Quana M
Hogan & Hartson LLP
Seiko Epson Corporation
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