Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851172 | Apparatus, system and method for a supplemental wing for a rotary wing aircraft | Frederick W. Piasecki, Robert H. Lewis, Dinesh Barwey | 2023-12-26 |
| 11682917 | Apparatus, system and method for a removable aircraft battery | Frederick W. Piasecki, Robert H. Lewis | 2023-06-20 |
| 11554860 | Apparatus, system and method for a convertible thruster for a compound aircraft | Frederick W. Piasecki, George L. Firpi, Shane A. Lewis | 2023-01-17 |