Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6260660 | Aircraft cabin interior noise treatment | Bryan T. Wadey | 2001-07-17 |
| 6158690 | Cabin interior panel system for reducing noise transmission in an aircraft | Bryan T. Wadey | 2000-12-12 |
| 6138947 | Active noise control system for a defined volume | William A. Welsh | 2000-10-31 |
| 6105900 | Active noise control system for a helicopter gearbox mount | William A. Welsh | 2000-08-22 |
| 5310137 | Helicopter active noise control system | William A. Welsh, Thomas W. Sheehy | 1994-05-10 |
| 5131604 | Helicopter antitorque device | Philip H. LeMasurier, Steven D. Weiner | 1992-07-21 |