Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976758 | Electrically insulated threaded connection | David A. Switzer, Danick R. J. Normandeau, Kyle W. Twynam | 2024-05-07 |
| 9109403 | Drill bit assembly having electrically isolated gap joint for electromagnetic telemetry | Derek W. Logan, Garry Holmen, Aaron W. Logan, Rob Utter, Brian Clark +1 more | 2015-08-18 |
| 9004196 | Drill bit assembly having aligned features | Kjell Haugvaldstad, Derek W. Logan, Garry Holmen, Aaron W. Logan, Rob Utter | 2015-04-14 |
| 7252160 | Electromagnetic gap sub assembly | Derek W. Logan, Paul L. Camwell, Michael Nero, Clemens Horst, Robert E. Smallwood | 2007-08-07 |