Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4951564 | Piggyback recorder for adding second recorder to a printer terminal | Hillis L. Wilson, Peter W. Yaichuk, Michael B. Davenport, Jack W. Stare | 1990-08-28 |
| 4850725 | Unidirectional ribbon drive mechanism | Alan H. Walker, Bradley W. Lewis | 1989-07-25 |
| 4832306 | Motor mounting bracket | — | 1989-05-23 |
| D284979 | Ribbon cassette or similar article | Louis E. Shipos | 1986-08-05 |
| D280212 | Ribbon cassette or similar article | Louis E. Shipos, Frederick M. Brown | 1985-08-20 |