Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808151 | Dual rod directional drilling system | Michael D. Langenfeld | 2023-11-07 |
| 11697967 | Pullback system for drilling tool | Michael D. Langenfeld, Tyler J. Dorin | 2023-07-11 |
| 11578537 | HDD reamer having removable cutting teeth | — | 2023-02-14 |