Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689474 | Digital frequency synthesizer | Michael W. Manchester | 1997-11-18 |
| 4991143 | Mobile target acoustic system | Edward W. Early | 1991-02-05 |
| 4274353 | Acoustic imaging system for wire guided torpedo | Sidney Levine | 1981-06-23 |