Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10180118 | Electrical/chemical thruster using the same monopropellant and method | Steven P. Berg | 2019-01-15 |
| 7791260 | Gas-fed hollow cathode keeper and method of operating same | Alec D. Gallimore | 2010-09-07 |