Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160540 | Rotor head for a vertical takeoff and landing aircraft | John F. Vertel, Matthew J. Smelcer | 2018-12-25 |
| 9909624 | Composite driveshaft for a rotary system | Matthew J. Smelcer | 2018-03-06 |