Electrophotography – Diagnostics – Unit or part identification
Reexamination Certificate
2007-12-25
2007-12-25
Deb, Anjan (Department: 2858)
Electrophotography
Diagnostics
Unit or part identification
C399S013000, C399S028000
Reexamination Certificate
active
11024983
ABSTRACT:
An image formation device has an image carrier in which is formed a latent image and a development device in which are detachably mounted a plurality of development units housing a developing agent. When development units of a plurality of colors, used to form color images are mounted in respectively predetermined mounting positions of the development device, operation is in color printing mode; and, a development unit of a single color among the development units of the plurality of colors is mountable in any mounting position of the plurality of mounting positions, and when the development unit of a single color is mounted in any of the positions of the plurality of mounting positions, operation is in monochrome printing mode.
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Deb Anjan
Natalini Jeff
Seiko Epson Corporation
Sughrue & Mion, PLLC
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