Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781638 | Axle assembly | Thomas Deckland Hurd, John Gwynfor Lloyd, Patrick Caffrey, Gareth Trimmer | 2023-10-10 |
| 10487605 | Method of wellbore isolation with cutting and pulling a string in a single trip | Jason L. Cullum, Philip M. Gregurek | 2019-11-26 |
| 9163469 | One trip packer plug debris milling and removal method | Lee J. Broussard | 2015-10-20 |
| 8678091 | Magnetic retrieval apparatus and method for retaining magnets on a downhole magnetic retrieval apparatus | Gregory L. Hern | 2014-03-25 |
| 8353349 | Retaining and isolating mechanisms for magnets in a magnetic cleaning tool | Gregory L. Hern, Larry T. Palmer | 2013-01-15 |
| 8336626 | Downhole magnetic retrieval devices with fixed magnetic arrays | Gregory L. Hern, Larry T. Palmer, Paul L. Connell | 2012-12-25 |
| 8118101 | Ball catcher with retention capability | Gregory L. Hern | 2012-02-21 |