Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5040600 | Geothermal wellhead repair unit | Thomas F. Bailey | 1991-08-20 |
| 4984636 | Geothermal wellhead repair unit | Thomas F. Bailey | 1991-01-15 |
| 4320777 | Actuator mechanism for lift-turn valves | Jerry B. Tomlin | 1982-03-23 |