Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6564150 | System and method for orienting seismic energy receivers to yield discriminated vertical shear waves | Allen L. Gilmer, Bob A. Hardage | 2003-05-13 |
| 6498990 | System and method for orienting seismic energy sources and receivers to yield discriminated horizontal and vertical shear waves | Bob A. Hardage, Allen L. Gilmer | 2002-12-24 |