Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11685639 | Capstan effect device | David R. Hall, Michael Hall | 2023-06-27 |
| 11584660 | Systems and methods for dewatering, extruding, and combusting blackwater | David R. Hall, Michael Hall, Nathan Davis | 2023-02-21 |