Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7805095 | Charging device and an image forming device including the same | Joseph A. Swift, Dan A. Hays, Fa-Gung Fan | 2010-09-28 |
| 7747184 | Method of using biased charging/transfer roller as in-situ voltmeter and photoreceptor thickness detector and method of adjusting xerographic process with results | Christopher A. DiRubio, Charles A. Radulski, Aaron Michael Burry, Palghat S. Ramesh | 2010-06-29 |
| 7715743 | Charger with a probe and controller | Joseph A. Swift, Tyco Skinner, R. Enrique Viturro | 2010-05-11 |
| 7715742 | Photoconductor life through active control of charger settings | Aaron Michael Burry, Christopher A. DiRubio, Paul C. Julien, Eric S. Hamby, Palghat S. Ramesh +1 more | 2010-05-11 |
| 7583911 | Corona charging device cleaning apparatus and method of cleaning a corona charging device | Richard W. Seyfried | 2009-09-01 |
| 7518376 | Electric field probe | Joseph A. Swift, Tyco Skinner | 2009-04-14 |
| 7509076 | Squarewave charging of a photoreceptor | Christopher A. DiRubio, Aaron Michael Burry, Palghat S. Ramesh | 2009-03-24 |
| 7466942 | Direct charging device using nano-structures within a metal coated pore matrix | Joseph A. Swift, Dan A. Hays | 2008-12-16 |
| 7430388 | Pin array scorotron charging system for small diameter printer photoreceptors | Dan A. Hays, Kenneth W. Pietrowski | 2008-09-30 |
| 7397032 | Nano-structure coated coronodes for low voltage charging devices | Joseph A. Swift, Dan A. Hays | 2008-07-08 |
| 7398035 | Nanostructure-based solid state charging device | Joseph A. Swift, Dan A. Hays, John S. Facci | 2008-07-08 |
| 7324766 | Cross-process charge uniformity scanner | — | 2008-01-29 |
| 7228091 | Compact charging method and device with gas ions produced by electric field electron emission and ionization from nanotubes | Dan A. Hays, Steven B. Bolte, Joel A. Kubby | 2007-06-05 |
| 7149458 | Xerographic charging device having three pin arrays | Alicia G. Hughes, Allen J. Thompson, Neil A. Frankel, Charles H. Tabb, Clifford W. Imes, IV +2 more | 2006-12-12 |
| 7123860 | Small footprint charge device for tandem color marking engines | — | 2006-10-17 |
| 7072599 | Control system for a xerographic transfer station using a belt | Christopher A. DiRubio, Gerald M. Fletcher, Rachael L. McGrath, Bruce E. Thayer | 2006-07-04 |
| 6913721 | Process of making a charging member | John S. Facci, Michael J. Levy, Rachael L. McGrath | 2005-07-05 |
| 6684043 | Long life charging apparatus | John S. Facci, Michael J. Levy, Rachael L. McGrath | 2004-01-27 |
| 6456815 | Developer apparatus including a coated developer roller | Peter G. Odell, Thomas Thomson, Jas Paul S. Dhillon, Yvonne J. M. Groot, Richard D. Hunt | 2002-09-24 |
| 6410637 | Water-based composition for coating a donor member | Peter G. Odell, Richard D. Hunt, Thomas Thomson, Yvonne J. M. Groot, Jas Paul S. Dhillon | 2002-06-25 |
| 6381848 | Method of making enhanced phenolic developer roll sleeves | Alan M. Litman, Rafael Malespin | 2002-05-07 |
| 6253053 | Enhanced phenolic developer roll sleeves | Alan M. Litman, Rafael Malespin | 2001-06-26 |
| 6173137 | Apparatus for maintaining substantially constant spacing between developing device and a photoconductive member | — | 2001-01-09 |
| 6134405 | Combined charging and cleaning blade | — | 2000-10-17 |
| 6035163 | Vibration absorbing bias charge roll | Alan M. Litman | 2000-03-07 |