Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111581 | Monitoring system for a ship'S radiated noise | John Marshall Donaldson, Stuart Lawson Millar, George Duncan | 2012-02-07 |
| 5363450 | Active control of noise | Alan V. Yorke | 1994-11-08 |