Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978830 | Downhole latch | James L. Weber, John Doyle | 2005-12-27 |
| 6968897 | Anti-rotation tool | John Doyle, James L. Weber | 2005-11-29 |
| 6951246 | Self-anchoring cementing wiper plug | John Doyle, James L. Weber | 2005-10-04 |