Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823158 | Biased pretransfer baffle | Brendan C. Casey, Albert E. Andrews | 1989-04-18 |
| 4812860 | Heater for ionographic marking head array | Nicholas K. Sheridan, Richard G. Stearns, John A. Frank, Brendan C. Casey | 1989-03-14 |