Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009948 | Resonance tools for use in wellbores | Gerald D. Lynde, Paulo Tubel, Ray Ballantyne | 2000-01-04 |
| 5829524 | High pressure casing patch | Gerald D. Lynde, John MacRae | 1998-11-03 |
| 5791409 | Hydro-mechanical multi-string cutter | — | 1998-08-11 |
| 5649595 | Milling method for liners extending into deviated wellbores | John P. Davis, Mark W. Brockman | 1997-07-22 |