1
Charles A Radulski, Henry R Till: Transfer apparatus. Xerox Corporation, H Fleischer, J E Beck, R Zibelli, September 1, 1987: US04690539 (80 worldwide citation)

An apparatus in which a plurality of liquid images are transferred from a photoconductive member to a copy sheet. The liquid images, which include a liquid carrier having toner particles dispersed therein, are attracted from the photoconductive member to an intermediate web. A substantial amount of ...


2
Henry R Till, Fredrick A Warner, Charles A Radulski: Intermediate transfer apparatus. Xerox Corporation, H Fleischer, J E Beck, R Zibelli, August 4, 1987: US04684238 (79 worldwide citation)

An apparatus in which a plurality of liquid images are transferred from a photoconductive member to a copy sheet. The liquid images, which include a liquid carrier having toner particles dispersed therein, are attracted from the photoconductive member to an intermediate belt. Liquid carrier is moved ...


3
Christopher A DiRubio, Michael D Thompson, Gerald M Fletcher, Charles A Radulski: Biased charge roller with embedded electrodes with post-nip breakdown to enable improved charge uniformity. Xerox Corporation, Oliff & Berridge, February 13, 2007: US07177572 (34 worldwide citation)

Electrodes are embedded in a biased charge roller of a xerographic device. The electrodes, which may run the length of the roller, are deposited on an insulating substrate. A semi-conductive conformable layer of a flexible elastomer covers the electrodes. The semi-conductive conformable layer limits ...


4
Kenneth W Pietrowski, Charles A Radulski: Xerox Corporation, Mark Costello, May 14, 1991: US05016055 (27 worldwide citation)

An electrophotographic device includes a flexible belt-type charge retentive member, bearing a developed latent image and brings a sheet of paper or other transfer member into intimate contact with the charge retentive surface at a transfer station for electrostatic transfer of toner from the charge ...


5
Christopher A DiRubio, Charles A Radulski, Alexander J Fioravanti: Method and apparatus using a biased transfer roll as a dynamic electrostatic voltmeter for system diagnostics and closed loop process controls. Xerox Corporation, Perman & Green, August 26, 2003: US06611665 (15 worldwide citation)

A system and method for controlling a xerographic printer includes a subsystem for carrying out a function of the xerographic printer and affecting an electric field of a component. The system and method further include a bias transfer roll voltage operated in a constant current mode, and a voltage ...


6
Henry R Till, Fredrick A Warner, Charles A Radulski: Liquid ink transfer system. Xerox Corporation, H Fleischer, J E Beck, R Zibelli, April 5, 1988: US04736227 (13 worldwide citation)

An apparatus in which a liquid image is transferred from a surface to a substantially electrically non-conductive, flexible copy sheet with the liquid image being charged to one polarity and the surface being charged to a polarity opposite to the polarity of the charge of the liquid image. A first c ...


7
Michael D Thompson, Christopher A DiRubio, Gerald M Fletcher, Charles A Radulski: Method to control pre- and post-nip fields for transfer. Xerox Corporation, Oliff & Berridge, August 12, 2003: US06606477 (7 worldwide citation)

Electrodes are embedded in a biased transfer roller for the transfer of a xerographic image. The electrodes, which run the length of the roller, are deposited on an insulating core surrounding the shaft. A conformable semi-conductive layer of a flexible elastomer covers the embedded electrodes. The ...


8
David B Montfort, Charles A Radulski: Resonator assembly including an adhesive layer having free flowing particulate bead elements. Xerox Corporation, Denis A Robitaille, May 14, 1996: US05517291 (6 worldwide citation)

An apparatus for enhancing toner release from an image bearing member in an electrostatographic printing machine, including a resonator suitable for generating vibratory energy arranged in line contact with the back side of the image bearing member for uniformly applying vibratory energy to the imag ...


9
David M Friel, Charles A Radulski, David B Montfort: Resonating assembly having a plurality of discrete resonator elements. Xerox Corporation, Denis A Robitaille, April 30, 1996: US05512990 (5 worldwide citation)

A resonating assembly, generally for use in electrostatographic applications for enhancing transfer of toner from an image bearing member, with the resonating assembly positioned along a longitudinal axis generally transverse to the process direction of movement of the image bearing member, for appl ...


10
Kenneth W Pietrowski, Charles A Radulski: Color printing machine having AC pretransfer toner treatment. Xerox Corporation, John M Kelly, April 4, 2000: US06047155 (4 worldwide citation)

A color electrophotographic printer that prepares a composite toner image for transfer by exposing an image area containing the composite toner image to an erase lamp and then running the composite toner image by an AC scorotron.