Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775504 | Developer member adapted for depositing developer material on an imaging surface | Ronald E. Godlove, Christopher Snelling, Dale R. Mashtare, Robert W. Phelps | 2004-08-10 |
| 5337136 | Tandem trilevel process color printer | John F. Knapp | 1994-08-09 |
| 4851318 | Process for encapsulated toner compositions with oligomeric surfactant emulsifiers | Bing R. Hsieh, Robert J. Gruber | 1989-07-25 |
| 4724303 | Instant-on fuser | Robert G. Martin, Steven B. Bolte | 1988-02-09 |
| 4536080 | Developer material end of life sensing | Oscar G. Hauser, Dusan G. Lysy | 1985-08-20 |
| 4497570 | Printing machine employing an operator replaceable interposition web and photoconductive member | Steven B. Bolte, Grace T. Brewington, Theodore Davidson, Robert G. Martin | 1985-02-05 |
| 4426436 | Process for positive charge sharing toner compositions | Richard B. Lewis, Paul C. Julien, Robert J. Gruber | 1984-01-17 |
| 4378420 | Process for charging toner compositions | Robert J. Gruber, Steven B. Bolte, Edward W. Connors | 1983-03-29 |
| 4375673 | Charge spectrograph | Richard B. Lewis, Edward W. Connors | 1983-03-01 |
| 4304830 | Toner additives | Steven B. Bolte, Robert J. Gruber, Edward W. Connors | 1981-12-08 |