Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9405312 | Active control column with manually activated reversion to passive control column | Darryl S. Stachniak | 2016-08-02 |
| 9051045 | Indirect drive active control column | Darryl S. Stachniak, Brian P. Dyra | 2015-06-09 |