Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11391153 | Autonomous roof bolter and related methods | William G. Kendall, Robert D. Burgess, William A. Burgess | 2022-07-19 |
| 11213900 | Quick-release coupling for drilling and related methods | William A. Burgess, Lyle Abraham Crum, Douglas E. Bise | 2022-01-04 |