Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921328 | Adaptable seismic source for seismic surveys and method | Benoit TEYSSANDIER, Robert Dowle, John J. Sallas | 2018-03-20 |
| 9891329 | Method and system for pneumatic control for vibrator source element | John J. Sallas, Thierry Ameil, Robert Dowle | 2018-02-13 |