Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8572945 | High voltage multiple phase power supply | Geoffrey N. Drummond | 2013-11-05 |
| 7631482 | Multiple phase power supply for rocket engines | Geoffrey N. Drummond | 2009-12-15 |
| 6150764 | Tandem hall field plasma accelerator | Vladimir Hruby, Bruce Pote | 2000-11-21 |