Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5490638 | Ribbon tension control with dynamic braking and variable current sink | James F. Driftmyer, Robert F. Jessen | 1996-02-13 |
| 5214558 | Chopper drive control circuit | — | 1993-05-25 |
| 4560929 | Position detector apparatus and method utilizing damped oscillations | — | 1985-12-24 |