Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047281 | Sleeve for expandable tubular threaded connection and method of expanding tubular thereof | Joel Hockaday, Kevin Waddell, Lev Ring, Michael Bullock, Robert Lance Cook +2 more | 2011-11-01 |
| 7918284 | Protective sleeve for threaded connections for expandable liner hanger | Joel Hockaday, Kevin Waddell, Lev Ring, Michael Bullock, Robert Lance Cook +3 more | 2011-04-05 |