Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047281 | Sleeve for expandable tubular threaded connection and method of expanding tubular thereof | Scott Costa, Joel Hockaday, Kevin Waddell, Lev Ring, Michael Bullock +2 more | 2011-11-01 |
| 7967064 | Apparatus for radially expanding and plastically deforming a tubular member | Robert Lance Cook, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2011-06-28 |
| 7918284 | Protective sleeve for threaded connections for expandable liner hanger | Scott Costa, Joel Hockaday, Kevin Waddell, Lev Ring, Michael Bullock +3 more | 2011-04-05 |
| 7886831 | Apparatus for radially expanding and plastically deforming a tubular member | Charles Butterfield | 2011-02-15 |