Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11679386 | Comminution of feces and preparation for analysis | David R. Hall, David Crismon, K. Jeffrey Campbell, Joshua Larsen | 2023-06-20 |
| 11564666 | Toilet with consumable material separating feces from bowl | David R. Hall, Jeffery Duncan | 2023-01-31 |