Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7457194 | Discriminating natural fracture- and stress-induced sonic anisotropy using a combination of image and sonic logs | John Adam Donald, Randolph Koepsell, Tom R. Bratton, Peter N. Kaufman, Claude Signer | 2008-11-25 |