Issued Patents 2021
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180960 | HDD reamer having removable cutting teeth | — | 2021-11-23 |
| 11149501 | Rod coupler and coupled rod assembly | Michael D. Langenfeld | 2021-10-19 |
| 11105156 | Pullback system for drilling tool | Tyler J. Dorin, Michael D. Langenfeld | 2021-08-31 |
| D927694 | Intraoral orthosis | — | 2021-08-10 |
| 10961779 | Dual rod directional drilling system | Michael D. Langenfeld | 2021-03-30 |