Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8024847 | Method of manufacturing a downhole lubricator valve | — | 2011-09-27 |
| 7905292 | Pressure equalization device for downhole tools | Darren E. Bane, Michael J. May, James T. Sloan | 2011-03-15 |