Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8188748 | Electromagnetic surveying | — | 2012-05-29 |
| 7919965 | Source arrangement and method for generating electromagnetic wavefields | Svein Ellingsrud, Terje Eidesmo, Jan-Aage Langeland | 2011-04-05 |
| 7202669 | Method and apparatus for determining the nature of subterranean reservoirs | Svein Ellingsrud, Terje Eidesmo, Hans Pedersen | 2007-04-10 |
| 7038456 | Method and apparatus for determining the nature of subterranean reservoirs | Svein Ellingsrud, Terje Eidesmo | 2006-05-02 |
| 4783665 | Hybrid mode horn antennas | Erik Lier | 1988-11-08 |