Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373773 | Anti-torpedo stern defense system | — | 1994-12-20 |
| 4661937 | Sonar beam steering circuit | — | 1987-04-28 |
| 4423494 | Beam steerable sonar array | John D. Lea | 1983-12-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373773 | Anti-torpedo stern defense system | — | 1994-12-20 |
| 4661937 | Sonar beam steering circuit | — | 1987-04-28 |
| 4423494 | Beam steerable sonar array | John D. Lea | 1983-12-27 |