Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9366119 | Drive head for a wellhead | Derek Tebay | 2016-06-14 |
| 7337851 | Rotating stuffing box with split standpipe | Derek Tebay | 2008-03-04 |
| 6557643 | Rod hanger and clamp assembly | Richard D. Stephens | 2003-05-06 |