Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10851599 | Horizontal directional drill pipe drive connection with locking feature | Greg L. Slaughter, Jr., Max A. Metcalf | 2020-12-01 |
| 10619420 | Reamer with replaceable rolling cutters | — | 2020-04-14 |