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Class Information
Number: 399/293
Name: Electrophotography > Image formation > Development > Dry development > Fluidized bed > Having electrode
Description: Subject matter wherein the fluidized bed arrangement uses a conductor with an applied bias to aid in or influence development.

Patents under this class:

Patent Number Title Of Patent Date Issued
8644742 Developer supply device and image forming apparatus having the same Feb. 4, 2014
8145103 Image formation device and developer supply device Mar. 27, 2012
7599649 Development device and process cartridge including development device Oct. 6, 2009
7330683 Circumferential speed and developer characteristics Feb. 12, 2008
7149460 Systems and methods for electron charging particles Dec. 12, 2006
6181902 Method for operating an electrographic printer or copier for printing different colors with at least two developing units Jan. 30, 2001
5742885 Development system employing acoustic toner fluidization for donor roll Apr. 21, 1998
5656409 Method of applying non-magnetic toner Aug. 12, 1997
5561509 Monodirectionally plating developer electrode for electrophotography Oct. 1, 1996
5532100 Multi-roller electrostatic toning Jul. 2, 1996
5426485 Cleaning device for a transfer belt of an image forming apparatus Jun. 20, 1995

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