Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8479516 | Closed loop scroll expander | — | 2013-07-09 |
| 8006496 | Closed loop scroll expander engine | — | 2011-08-30 |
| 7958862 | Rotary positive displacement combustor engine | Kenney Ray Spence | 2011-06-14 |