Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401686 | Apparatus using oscillating rotating pistons | Melvin L. Prueitt, Leslie G. Speir | 2002-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401686 | Apparatus using oscillating rotating pistons | Melvin L. Prueitt, Leslie G. Speir | 2002-06-11 |