Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10926872 | Rotorcraft autopilot and methods | John E. Mercer, Nicholas Albion, Mark Bartel, Marc Feifel | 2021-02-23 |
| 10919622 | Advanced emergency collective actuator with friction pull-off and method for a helicopter | John E. Mercer, Derek Paul Vetter | 2021-02-16 |