Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9453926 | System and method for investigating sub-surface features of a rock formation using compressional acoustic sources | Cung Vu, Christopher Skelt, Kurt Nihei, Paul A. Johnson, Robert Guyer +2 more | 2016-09-27 |
| 9360573 | System and method for generating 3D images of non-linear properties of rock formation using surface seismic or surface to borehole seismic or both | Cung Vu, Kurt Nihei, Paul A. Johnson, Robert Guyer, James A. Ten Cate +1 more | 2016-06-07 |
| 9223039 | System and method for generating micro-seismic events and characterizing properties of a medium with non-linear acoustic interactions | Cung Vu, Kurt Nihei, Paul A. Johnson, Robert Guyer, James A. Ten Cate +1 more | 2015-12-29 |
| 9110178 | System and method for investigating sub-surface features of a rock formation with acoustic sources generating conical broadcast signals | Cung Vu, Christopher Skelt, Kurt Nihei, Paul A. Johnson, Robert Guyer +2 more | 2015-08-18 |
| 9110179 | Integrated system for investigating sub-surface features of a rock formation | Cung Vu, Christopher Skelt, Kurt Nihei, Paul A. Johnson, Robert Guyer +2 more | 2015-08-18 |
| 9046620 | System and method for investigating sub-surface features and 3D imaging of non-linear property, compressional velocity VP, shear velocity VS and velocity ratio VP/VS of a rock formation | Cung Vu, Christopher Skelt, Kurt Nihei, Paul A. Johnson, Robert Guyer +2 more | 2015-06-02 |
| 8942063 | Data acquisition and processing system and method for investigating sub-surface features of a rock formation | Cung Vu, Kurt Nihei, Paul A. Johnson, Robert Guyer, James A. Ten Cate +1 more | 2015-01-27 |
| 8923092 | System and method for investigating sub-surface features of a rock formation with acoustic sources generating coded signals | Cung Vu, Kurt Nihei, Paul A. Johnson, Robert Guyer, James A. Ten Cate +1 more | 2014-12-30 |