Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10953493 | Gas delivery system | Phillip Leicht, Yang Zhai | 2021-03-23 |
| 10947139 | Liquid waste treatment system | Jeffrey Robert Piascik, Charles David Stokes, Ethan Klem, Brian R. Stoner, Christopher Gregory +5 more | 2021-03-16 |