Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967270 | Rigless abandonment system | Praful C. Desai, Anton J. Dach, III | 2015-03-03 |
| 6516878 | Downhole tension swivel sub | Bruce McGarian | 2003-02-11 |
| 6173795 | Multi-cycle circulating sub | Bruce McGarian | 2001-01-16 |
| 6095249 | Down hole bypass valve | Bruce McGarian, Rory McCrae Tulloch | 2000-08-01 |