Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8395967 | Vector migration of virtual source VSP data | Min Lou, Francis D. Doherty | 2013-03-12 |
| 7911878 | Sub-salt reflection tomography and imaging by walkaway VSP survey | Xiaomin Zhao, Min Lou | 2011-03-22 |
| 7751279 | Sub-salt reflection tomography and imaging by walkaway VSP survey | Xiaomin Zhao, Min Lou | 2010-07-06 |
| 7693006 | Vector migration of 1st order free-surface related downgoing multiples from VSP data | Min Lou, Xiaomin Zhao, Francis D. Doherty | 2010-04-06 |
| 7668041 | Apparatus and methods for acquiring seismic data while tripping | Otto N. Fanini | 2010-02-23 |
| 7508736 | Vector migration of 1st order free-surface related downgoing multiples from VSP data | Min Lou, Xiaomin Zhao, Francis D. Doherty | 2009-03-24 |
| 7308362 | Seismic analysis using electrical submersible pump | Robert H. McCoy, Francis D. Doherty | 2007-12-11 |
| 7263029 | System and method for acquiring seismic and micro-seismic data in deviated wellbores | Neil E. Peake, Les A. Morrison, Jorn Andre Carlsen, Jose Casarsa, Jesse J. Constantine | 2007-08-28 |
| 6990045 | Methods for acquiring seismic data while tripping | — | 2006-01-24 |
| 4879458 | Automatic sample system for mass spectrometer | Robert J. Brunfeldt | 1989-11-07 |
| 4188705 | Thermal barrier stitching apparatus | — | 1980-02-19 |