Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8717850 | Piezotube borehole seismic source | Tom M. Daley, Ray D. Solbau | 2014-05-06 |
| 5131488 | Seismic sources | Michael Green, Neville G. W. Cook, Thomas V. McEvilly, Paul Witherspoon | 1992-07-21 |