Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5453943 | Adaptive synchrophaser for reducing aircraft cabin noise and vibration | — | 1995-09-26 |
| 5197855 | Engine exhaust/blade interaction noise suppression | Donald Hanson | 1993-03-30 |
| 5148402 | Method for reducing aircraft cabin noise and vibration | Frederick B. Metzger | 1992-09-15 |
| 5093791 | Variable gain synchrophasing | Roy W. Schneider | 1992-03-03 |
| 4534526 | Cabin noise suppression in propeller driven aircraft | Frederick B. Metzger | 1985-08-13 |