Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837304 | Hybrid-electric drive system | Randy M. Vondrell | 2020-11-17 |
| 10807729 | Propulsion system for an aircraft | Randy M. Vondrell, Michael Thomas Gansler, Konrad Roman Weeber | 2020-10-20 |
| 10793281 | Propulsion system for an aircraft | Randy M. Vondrell | 2020-10-06 |
| 10703496 | Propulsion system for an aircraft | Randy M. Vondrell, Anthony Austin Bouvette | 2020-07-07 |