Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6881045 | Progressive cavity pump/motor | William Murray | 2005-04-19 |
| 5074681 | Downhole motor and bearing assembly | William Evans Turner, Lynn Lee | 1991-12-24 |
| 4982801 | Flexible coupling for downhole motor | Gary Wells | 1991-01-08 |