Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386091 | Single-well reflected horizontal shear wave imaging with mixed types of transmitters and receivers | Ruijia Wang | 2025-08-12 |
| 11681065 | Depth-continuous estimation of the elastic tensor using single depth borehole sonic measurements | — | 2023-06-20 |
| 11513248 | Imaging with both dipole and quadrupole receivers | Ruijia Wang | 2022-11-29 |
| 11261721 | Techniques for evaluating borehole subsurface geologies using Stoneley waves | Mark Vincent Collins | 2022-03-01 |
| 11237288 | Verifying measurements of elastic anisotropy parameters in an anisotropic wellbore environment | Ruijia Wang, Kristoffer Thomas Walker, Mark Vincent Collins, Joonshik Kim, Baichun Sun | 2022-02-01 |
| 10989824 | Depth-dependent mud density determination and processing for horizontal shear slowness in vertical transverse isotropy environment using full-waveform sonic data | Mark Vincent Collins | 2021-04-27 |
| 10809399 | Independent simultaneous shooting acquisition with vertical seismic profile recording | Raymond Lee Abma, David J. Howe, John Naranjo, Min Zhou | 2020-10-20 |
| 8659974 | System and method of 3D salt flank VSP imaging with transmitted waves | Mark A. Roberts | 2014-02-25 |
| 7952960 | Seismic imaging with natural Green's functions derived from VSP data | Sverre Brandsberg-Dahl | 2011-05-31 |
| 7773456 | System and method for seismic data acquisition | — | 2010-08-10 |
| 6192316 | Fracture discrimination using borehole frequency response of stoneley waves | — | 2001-02-20 |
| 5081611 | Methods for determining formation and borehole parameters via two-dimensional tomographic reconstruction of formation slowness | — | 1992-01-14 |
| 4831600 | Borehole logging method for fracture detection and evaluation | David Johnson | 1989-05-16 |
| 4817059 | Borehole logging methods for detection and imaging of formation structural features | Ralphe Wiggins | 1989-03-28 |
| 4797859 | Method for determining formation permeability by comparing measured tube waves with formation and borehole parameters | — | 1989-01-10 |