Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9646507 | Rotorcraft collision avoidance system and related method | John R. Kenyon | 2017-05-09 |
| 9177482 | Rotorcraft collision avoidance system | John R. Kenyon | 2015-11-03 |
| 6354970 | Curve ball | Walter G. Stelzer | 2002-03-12 |
| 4955620 | Aerial game projectile | — | 1990-09-11 |