Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286843 | Dual pipe drill head quick interchange joint | Greg L. Slaughter, Jr., Joseph G. Greenlee | 2025-04-29 |
| 11578540 | Dual pipe drill head quick interchange joint | Greg L. Slaughter, Jr., Joseph G. Greenlee | 2023-02-14 |
| 11208851 | Dual pipe drill head quick interchange joint | Greg L. Slaughter, Jr., Joseph G. Greenlee | 2021-12-28 |
| 10538969 | Stacked-plate reamer | Greg L. Slaughter, Jr., Chapman P. Hancock | 2020-01-21 |
| 10036205 | Stacked-plate reamer | Greg L. Slaughter, Jr., Chapman P. Hancock | 2018-07-31 |
| 9611695 | Dual pipe drilling head with improved bearing retention structure | Greg L. Slaughter, Jr., Curtis Johnson | 2017-04-04 |