Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7697019 | Synchronous duplex printing systems using directed charged particle or aerosol toner development | Dana G. Marsh, Michael W. Frauens | 2010-04-13 |
| 7641819 | Biasable transfer composition and member | M. Cristina B. Dejesus, John C. Wilson, Charles E. Hewitt | 2010-01-05 |
| 7469119 | Synchronous duplex printing systems with intermediate transfer members | Dana G. Marsh, Michael W. Frauens | 2008-12-23 |
| 7391425 | Synchronous duplex printing systems using directed charged particle of aerosol toner development | Dana G. Marsh, Michael W. Frauens | 2008-06-24 |
| 7295799 | Synchronous duplex printing systems using pulsed DC fields | Dana G. Marsh, Michael W. Frauens | 2007-11-13 |
| 7245848 | Method and apparatus for discharging a conductive brush cleaning assembly for a transfer roller | Kenneth P. Friedrich, Gary B. Bertram, Ronald E. Auty | 2007-07-17 |
| 7214757 | Polyurethane elastomers and shaped articles prepared therefrom | Paul Gloyer, Alan Richard Priebe, M. Cristina B. Dejesus, William B. Vreeland | 2007-05-08 |
| 7167662 | Conductive brush cleaner for a transfer roller | Gary B. Bertram, Ronald E. Auty | 2007-01-23 |
| 7146125 | Transfer roller with resistivity range | Eric C. Stelter, Joseph E. Guth, Paul Gloyer | 2006-12-05 |
| 6868242 | Mechanism and method for cleaning corona wires | Gary B. Bertram, Gerald Darby, Daniel R. Palmer | 2005-03-15 |
| 6580885 | Automatic mechanism for cleaning corona wires | Gary B. Bertram, Gerald Darby, Daniel R. Palmer | 2003-06-17 |
| 6542713 | Image-forming machine with a conditioned cleaning system | Kurt E. Jones, Kevin D. Lofftus | 2003-04-01 |
| 6466762 | Method and apparatus for locking elements about a gimbal axis | Gary B. Bertram, Daniel R. Palmer | 2002-10-15 |
| 6449447 | Image-forming machine having charger cleaning activation after an arcing fault and related method | Matthias H. Regelsberger, James A. Zimmer, Jr. | 2002-09-10 |
| 6381427 | Transfer roller cleaning | Gary B. Bertram, Philip A. Stern | 2002-04-30 |
| 6246852 | Grid electrode for corona charger | Warren G. Branch, III, David E. Hockey, Gerald L. Kelly, III | 2001-06-12 |
| 6097913 | Transfer roller positioning mechanism | Gary B. Bertram, Gerard M. Darby, Carol K. Dunn, Patricia D. Reuschle | 2000-08-01 |
| 6038120 | AC corona charger with buried floor electrode | John W. May, Martin J. Pernesky | 2000-03-14 |
| 6014158 | Transfer roller electrical bias control | Francisco L. Ziegelmuller, David E. Hockey | 2000-01-11 |
| 5937229 | Image forming apparatus and method with control of electrostatic transfer using constant current | Matthias H. Regelsberger | 1999-08-10 |
| 5897238 | Method of setting position of a corona charger | David E. Hockey | 1999-04-27 |
| 5392107 | Shield for a sheet transport system | James F. Paxon, Terry N. Morganti, Kenneth T. Pociatek | 1995-02-21 |
| 5177543 | Detack enhancement for electrostatographic document copiers/printers | Orville C. Rodenberg, David L. Dunaway | 1993-01-05 |
| 5132654 | Device for facilitating receiver member separation | Michael H. Parsons | 1992-07-21 |
| 4910400 | Programmable focussed corona charger | — | 1990-03-20 |