Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359180 | Power supply system for arcjet thrusters | Robert Louis Steigerwald, George David Goodman, David B. Stewart | 1994-10-25 |
| 5352861 | Resonant high-voltage pulser for arcjet thruster ignition | Robert Louis Steigerwald | 1994-10-04 |