Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905760 | Fast drop inner tube head assembly and system | Ian David Wilson | 2024-02-20 |
| 10704349 | Core barrel head assembly and method | — | 2020-07-07 |
| 9644439 | Core barrel head assembly | Paul A. Lambert | 2017-05-09 |
| 9488021 | Quickly reconfigurable core barrel head assembly | Dennis Groulx, Paul A. Lambert | 2016-11-08 |
| 8955590 | Overshot device | — | 2015-02-17 |
| 8783745 | Fail safe locking overshot device | Paul A. Lambert | 2014-07-22 |