Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10989825 | Method and system for determining source signatures after source ghost removal | Stian Hegna | 2021-04-27 |
| 10838095 | Wavefield deghosting of seismic data recorded using multiple seismic sources at different water depths | Stian Hegna | 2020-11-17 |
| 9684086 | Method for acquiring and processing marine seismic data to extract and constructively use the up-going and down-going wave-fields emitted by the source | Stian Hegna | 2017-06-20 |
| 9411062 | Method and system for determining source signatures after source ghost removal | Stian Hegna | 2016-08-09 |
| 9110180 | Method for acquiring and processing marine seismic data to extract and constructively use the up-going and down-going wave-fields emitted by the source(s) | Stian Hegna | 2015-08-18 |
| 8982663 | Subsurface imaging systems and methods with multi-source survey component segregation and redetermination | Peter A. Aaron, Stian Hegna | 2015-03-17 |
| 8596409 | Systems and methods for producing directed seismic waves in water | Stian Hegna | 2013-12-03 |
| 8600680 | Method for eliminating spectral constraints of acquisition system and earth filtering effects | Stian Hegna, Anthony James Day | 2013-12-03 |
| 8427901 | Combined impulsive and non-impulsive seismic sources | Nils Lunde, Antoni Marjan Ziolkowski | 2013-04-23 |
| 8345510 | Method for aquiring and processing marine seismic data to extract and constructively use the up-going and down-going wave-fields emitted by the source(s) | Stian Hegna | 2013-01-01 |
| 7518953 | Method for detecting air gun faults in a marine seismic source array | Stian Hegna, Anthony James Day | 2009-04-14 |
| 7218572 | Method of seismic source monitoring using modeled source signatures with calibration functions | — | 2007-05-15 |