Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4945828 | Pulley for driving a high performance printer | Charles Felix Gabriel, Randy J. Kisacky, Lawrence A. Stone | 1990-08-07 |
| 4527920 | Print hammer firing compensation circuit for printer velocity variation | — | 1985-07-09 |
| 4294552 | Bidirectional ribbon drive control for printers | — | 1981-10-13 |