Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6260657 | Seismic pulse generator | Stephen Joseph Callan | 2001-07-17 |
| 6072750 | Method for producing seismic pulses | Stephen William Wood | 2000-06-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6260657 | Seismic pulse generator | Stephen Joseph Callan | 2001-07-17 |
| 6072750 | Method for producing seismic pulses | Stephen William Wood | 2000-06-06 |