Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718403 | Extremely quiet short take-off and landing (STOL) aircraft | Geoffrey S. Sommer, Barnaby S. Wainfan | 2023-08-08 |
| 10526069 | Collapsible large diameter propeller for quiet aircraft | — | 2020-01-07 |
| 9849968 | Propeller | Jonathon J. Linch | 2017-12-26 |