Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5627003 | Cleaning processes | John R. Laing | 1997-05-06 |
| 5326662 | Passivated toner compositions and processes thereof | Jacques C. Bertrand, Roger N. Ciccarelli | 1994-07-05 |
| 5275905 | Magenta toner compositions | Roger N. Ciccarelli | 1994-01-04 |
| 5262268 | Method of pigment dispersion in colored toner | Jacques C. Bertrand | 1993-11-16 |
| 5171653 | Electrostatic developing composition with carrier having external additive | Michael L. Grande, Edward J. Gutman, Douglas A. Lundy, Charles D. Zimmer | 1992-12-15 |
| 5153642 | Fiber cleaning system for a development system | Jeffrey J. Folkins | 1992-10-06 |
| 5111246 | Electrostatographic machine | Ian Brailsford, Robert A. Carter, Edward J. Gutman, Roger D. Masham | 1992-05-05 |
| 4989047 | Cleaning apparatus for the reduction of agglomeration-caused spotting | Nero R. Lindblad, Robert S. Pozniakas | 1991-01-29 |
| 4971882 | Toner and developer compositions with waxes and charge enhancing additives | — | 1990-11-20 |
| 4883736 | Electrophotographic toner and developer compositions with polymeric alcohol waxes | Thomas R. Hoffend | 1989-11-28 |
| 4837105 | Imaging process with prevention of toner spots | Richard D. Manca, Thomas R. Hoffend | 1989-06-06 |
| 4466730 | Development apparatus | — | 1984-08-21 |