Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11125169 | Fuel system for heat engine | R. Sheldon Carpenter, Manxue Lu, William James Mailander, Guoxin Li | 2021-09-21 |
| 11053861 | Overspeed protection system and method | William James Mailander, David Allen Gutz | 2021-07-06 |