Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7966826 | Systems and methods for reducing noise from jet engine exhaust | Mehmet Bahadir Alkislar, George W. Butler | 2011-06-28 |
| 7085388 | High frequency jet nozzle actuators for jet noise reduction | George W. Butler, Frederick T. Calkins, Christopher L. Davis, James H. Mabe | 2006-08-01 |
| 6718752 | Deployable segmented exhaust nozzle for a jet engine | Eric H. Nesbitt, George W. Butler | 2004-04-13 |