Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770268 | Device for generating acoustic waves by means of a falling mass striking a target element anchored in a well | — | 1988-09-13 |
| 4746157 | Lifting device for setting floating objects afloat in the water and raising them, particularly boats | — | 1988-05-24 |
| 4694435 | Vertical marine streamer | — | 1987-09-15 |
| 4294328 | Device for emitting acoustic waves in a liquid medium by implosion | Jacques Cholet, Jean Cassand | 1981-10-13 |
| 4253539 | Device for generating acoustic waves in a fluid by implosion | — | 1981-03-03 |
| 4203501 | Device for emitting acoustic waves in a liquid medium | Jacques Cholet, Jean Laurent, Claude Duconge | 1980-05-20 |