Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967278 | Collar assembly for breaking tubing hanger connections | — | 2015-03-03 |
| 7066255 | Protection against loss of downhole tools | Allan Lewin | 2006-06-27 |
| 6901999 | Swabbing tool for wells | — | 2005-06-07 |