Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7391673 | Method of wide azimuth seismic acquisition | Scott T. Michell, John T. Etgen, Ian Threadgold | 2008-06-24 |
| 4758998 | Methods for attenuation of horizontally traveling seismic waves | Stephen Johnson | 1988-07-19 |