Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421821 | Downhole tool for selectively catching balls in a wellbore | Seweryn Wrozyna | 2025-09-23 |
| 11933126 | Drill strings and related ball dropping tools | James A. Henderson | 2024-03-19 |
| 11905773 | Securing an internal assembly within a tool | Seweryn Wrozyna | 2024-02-20 |
| 11806725 | System and method for removing debris from a drilling fluid | — | 2023-11-07 |
| 11414946 | Systems and methods for removing and collecting magnetic debris from drilling fluid | — | 2022-08-16 |
| 10968722 | Valve assembly and method of controlling fluid flow in an oil, gas or water well | Jonathan Peter Buckland | 2021-04-06 |
| 10895129 | Open hole drilling magnet | James Linklater, George Telfer | 2021-01-19 |
| 10597974 | Downhole valve apparatus | Jonathan Peter Buckland, James Linklater | 2020-03-24 |
| 9752393 | Tool assembly apparatus and method | James Linklater, Seweryn Wrozyna | 2017-09-05 |
| 9410570 | Clamp | George Telfer, Edward D. Scott | 2016-08-09 |
| 8689877 | Downhole tool | George Telfer, James Linklater | 2014-04-08 |
| 8684074 | Work string mounted cleaning tool and assembly method | James Linklater, George Telfer | 2014-04-01 |
| 8672025 | Downhole debris removal tool | John C. Wolf, George Telfer | 2014-03-18 |
| 8388256 | Clamp | George Telfer, Edward D. Scott | 2013-03-05 |
| 7416029 | Downhole tool | George Telfer, Edward D. Scott, Rae Andrew Youngor | 2008-08-26 |