Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7624566 | Magnetic circuit for hall effect plasma accelerator | David H. Manzella, Robert S. Jankovsky, Richard R. Hofer, Peter Peterson | 2009-12-01 |
| 7500350 | Elimination of lifetime limiting mechanism of hall thrusters | David H. Manzella | 2009-03-10 |
| 6652485 | Balloon shoulder designs | Henri A. Gaudoin | 2003-11-25 |
| 5451209 | Intraluminal catheter with a composite shaft | Robert D. Ainsworth, Bruce H. Wand | 1995-09-19 |
| 5290230 | Intraluminal catheter with a composite shaft | Robert D. Ainsworth, Bruce H. Wand | 1994-03-01 |