Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5375101 | Electromagnetic sonar transmitter apparatus and method utilizing offset frequency drive | William R. Wolfe | 1994-12-20 |
| 5305288 | Variable reluctance acoustic projector | David Marschik | 1994-04-19 |