Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8177161 | Retracting air cushioned landing system for air vehicles | John P. Morehead, Douglas H. Greiner, Robert R. Boyd | 2012-05-15 |
| 8016229 | Retracting air cushioned landing system for air vehicles | Douglas H. Greiner, John P. Morehead, Robert R. Boyd | 2011-09-13 |