Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694374 | Process and device to reduce the resonant frequency of the cavities of the submersible transducers | Jacky J. Garcin | 1997-12-02 |
| 5636183 | Process and transducers submerged in a fluid for emitting low frequency acoustic waves with lightened horns | Didier Boucher | 1997-06-03 |