Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9739900 | Method and system for augmenting frequency range of conventional marine seismic source with low-frequency | Robert Dowle, John J. Sallas | 2017-08-22 |
| 9594173 | Method and system for augmenting frequency range of conventional marine seismic source with low-frequency | Robert Dowle, John J. Sallas | 2017-03-14 |
| 9557430 | Method and system for low-frequency pressurized source | Robert Dowle, John J. Sallas | 2017-01-31 |