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Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/240
Name: Electrophotography > Image formation > Development > Liquid development > Application member (e.g., roller, belt) > Having applied bias
Description: Subject matter wherein the application member is maintained at a predetermined electrical potential to aid in or influence the development.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8693908 Image forming apparatus and image forming method Apr. 8, 2014
8660448 Image forming apparatus and image forming method Feb. 25, 2014
8588655 Device and method to develop potential images generated on an intermediate image carrier in an electrographic printing or copying device Nov. 19, 2013
8538299 Wet type developing apparatus with plural cleaning blades Sep. 17, 2013
8467692 Image forming apparatus and image forming method Jun. 18, 2013
8457532 Electrophotographic printing Jun. 4, 2013
8290404 Electrophotographic printing and cleaning of the developer ink bearing surface Oct. 16, 2012
8208825 Electrostatographic printing machine Jun. 26, 2012
8204395 Wet development device, wet development method, and image forming apparatus using the device Jun. 19, 2012
8180237 Image forming apparatus, developing method, and image forming method May. 15, 2012
8165503 Image forming apparatus and liquid developer holding member including a core member and a dielectric layer with concave portions provided on an outer circumerence of the core member Apr. 24, 2012
8116647 Image forming apparatus and method for controlling same Feb. 14, 2012
7869721 Apparatus and method for detecting carrier particles in an electrophotographic device Jan. 11, 2011
7693461 System and method for minimizing residual charge effects in a printing device Apr. 6, 2010
7664437 Developing unit and density control method in electrophotography Feb. 16, 2010
7536137 Wet electrophotographic image forming apparatus and method for controlling the same May. 19, 2009
7463851 Device and method for electrophoretic liquid development Dec. 9, 2008
7292810 Liquid electrophotographic imaging device and methods Nov. 6, 2007
7242892 Wet type image forming apparatus Jul. 10, 2007
7174119 Developing device featuring high viscosity developing agent and superimposed AC and DC bias voltage components Feb. 6, 2007
7079792 Developing unit using a developing liquid and image forming apparatus including the same Jul. 18, 2006
7024126 Developing unit and density control method in electrophotography Apr. 4, 2006
7020420 Device and method for electrographically printing or copying using liquid inks Mar. 28, 2006
6999701 Image forming apparatus with adjustable removal and developing nips Feb. 14, 2006
6904254 Developing unit using a developing liquid and image forming apparatus including the same Jun. 7, 2005
6895200 Liquid toner application system May. 17, 2005
6865359 Image forming apparatus using a developing liquid Mar. 8, 2005
6862419 Liquid image developing system having development roller partially soaked in developer Mar. 1, 2005
6766130 Liquid developer imaging system Jul. 20, 2004
6738592 Image forming apparatus using a developing liquid May. 18, 2004
6735408 Image forming apparatus with adjustable removal and developing nips May. 11, 2004
6701111 Liquid image developing system Mar. 2, 2004
6522852 Image forming process using wet developing method Feb. 18, 2003
RE37859 Development control system Sep. 24, 2002
6415124 Wet-type developing unit capable of reducing pressing power given to squeeze roller and capable of controlling toner density of liquid developer adhered on development roller Jul. 2, 2002
6337963 Toner recovery system with electrical potential separation for a wet image-forming apparatus Jan. 8, 2002
6311035 Reprographic system operable for direct transfer of a developed image from an imaging member to a copy substrate Oct. 30, 2001
6219501 Method and apparatus for toner cake delivery Apr. 17, 2001
6166752 Apparatus and method for forming image by causing ink to jump Dec. 26, 2000
6163673 Liquid developing apparatus having cleaning electrode for removing toner particulates Dec. 19, 2000
6055387 Device and method for electrophotographic image generation Apr. 25, 2000
6038421 Image forming apparatus using a liquid development system Mar. 14, 2000
5826149 Developing device employing a liquid developer and picture forming device having such developing device Oct. 20, 1998
5826148 Liquid developer transporting device and liquid developing device Oct. 20, 1998
5752143 Liquid immersion development apparatus having efficient charge dissipating development electrode May. 12, 1998
5737666 Development control system Apr. 7, 1998
5737672 Self-cleaning liquid developing material applicator Apr. 7, 1998
5689779 Liquid developer and developing method and developing apparatus using same Nov. 18, 1997
5666614 Liquid development apparatus for electrostatic latent image using a plurality of electrodes Sep. 9, 1997
5666616 Wet-type image forming apparatus for forming a condensed toner image Sep. 9, 1997

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