Issued Patents 2016
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9365288 | Blade-pitch control system with indexing swashplate | Frank B. Stamps | 2016-06-14 |
| 9352830 | Aircraft rotor with discrete flap hinge | Frank B. Stamps, David A. Popelka, Tom Donovan, Patrick R. Tisdale | 2016-05-31 |