Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061421 | Borehole seismic pulse generation using rapid-opening valve | Ronald E. Pringle, Thomas James Timothy Spanos, Brett Charles Davidson | 2011-11-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061421 | Borehole seismic pulse generation using rapid-opening valve | Ronald E. Pringle, Thomas James Timothy Spanos, Brett Charles Davidson | 2011-11-22 |