Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10026323 | Unmanned aerial system position reporting system | Douglas V. Limbaugh, Thomas H. Rychener | 2018-07-17 |
| 9621258 | Bi-directional communication for control of unmanned systems | Douglas V. Limbaugh, Geoffrey David Simms | 2017-04-11 |
| 9595198 | Unmanned aerial system position reporting system | Douglas V. Limbaugh, Thomas H. Rychener | 2017-03-14 |
| 9129520 | Unmanned aerial system position reporting system | Douglas V. Limbaugh, Thomas H. Rychener | 2015-09-08 |
| 8437956 | Unmanned aerial system position reporting system and related methods | Douglas V. Limbaugh, Thomas H. Rychener | 2013-05-07 |
| 8386175 | Unmanned aerial system position reporting system | Douglas V. Limbaugh, Thomas H. Rychener | 2013-02-26 |