Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625542 | Determining anisotropy in a stratum using scattered vertical and horizontal shear modes | Robert J. Graebner | 2003-09-23 |
| 6601671 | Method and apparatus for seismically surveying an earth formation in relation to a borehole | Xiaomin Zhao, Francis X. Bostick, III, Jian-Qun Wu, Daniel L. Gysling, Peter C. Ogle +2 more | 2003-08-05 |
| 6564150 | System and method for orienting seismic energy receivers to yield discriminated vertical shear waves | Allen L. Gilmer, James Simmons | 2003-05-13 |
| 6556921 | Determining vertical fractures in a stratum using scattered vertical and horizontal shear modes | Robert J. Graebner | 2003-04-29 |