Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272916 | Methods of detecting and measuring in-situ elastic anisotropy in subterranean formations | Matthew E. Blauch, James J. Venditto | 1993-12-28 |
| 4512424 | Tubular spring slip-joint and jar | — | 1985-04-23 |