Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424931 | Remote access and control of a seismic acquisition system | Axel Michael Sigmar, James Iseli, Jozsef Szalay, Andras Feszthammer | 2002-07-23 |
| 6041283 | Remote control system for seismic acquisition | Axel Michael Sigmar, James Iseli, Jozsef Szalay, Andras Feszthammer | 2000-03-21 |