Issued Patents All Time
Showing 26–50 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7740076 | Protective sleeve for threaded connections for expandable liner hanger | Scott Costa, Joel Hockaday, Kevin Waddell, Lev Ring, Michael Bullock +3 more | 2010-06-22 |
| 7689057 | Method of bandlimiting data for computer graphics | Tony DeRose | 2010-03-30 |
| 7665532 | Pipeline | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2010-02-23 |
| 7603758 | Method of coupling a tubular member | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2009-10-20 |
| 7564457 | Shot shading method and apparatus | Thomas Douglas Selkirk Duff | 2009-07-21 |
| 7556092 | Flow control system for an apparatus for radially expanding tubular members | David Paul Brisco, Lev Ring, Michael Bullock | 2009-07-07 |
| 7546881 | Apparatus for radially expanding and plastically deforming a tubular member | Sam S. Lloyd, Lev Ring, David Paul Brisco, Kevin Waddell, Brock Watson +3 more | 2009-06-16 |
| 7516790 | Mono-diameter wellbore casing | Lev Ring, William J. Dean, Kevin Waddell | 2009-04-14 |
| 7475723 | Apparatus and methods for creation of down hole annular barrier | Lev Ring | 2009-01-13 |
| 7438132 | Concentric pipes expanded at the pipe ends and method of forming | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2008-10-21 |
| 7434618 | Apparatus for expanding a tubular member | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2008-10-14 |
| 7419009 | Apparatus for radially expanding and plastically deforming a tubular member | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack | 2008-09-02 |
| 7416027 | Adjustable expansion cone assembly | Lev Ring, David Paul Brisco, Kevin Waddell | 2008-08-26 |
| 7410000 | Mono-diameter wellbore casing | Lev Ring | 2008-08-12 |
| 7363690 | Method and apparatus for forming a mono-diameter wellbore casing | Lev Ring, Edwin Zwald, Andrei Gregory Filippov, Kevin Waddell | 2008-04-29 |
| 7363691 | Method and apparatus for forming a mono-diameter wellbore casing | Lev Ring, Edwin Zwald, Andrei Gregory Filippov, Kevin Waddell | 2008-04-29 |
| 7357190 | Radial expansion of tubular members | Richard Carl Haut, Lev Ring, Thomas Patrick Grant, III, Edwin Zwald, Andrei Gregory Filippov | 2008-04-15 |
| 7357188 | Mono-diameter wellbore casing | David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut, Robert Donald Mack +1 more | 2008-04-15 |
| 7350564 | Mono-diameter wellbore casing | Lev Ring | 2008-04-01 |
| D562726 | Nursery container bottom portion | Robert M. Courson | 2008-02-26 |
| 7325602 | Method and apparatus for forming a mono-diameter wellbore casing | Lev Ring, Edwin Zwald, Andrei Gregory Filippov, Kevin Waddell | 2008-02-05 |
| 7308755 | Apparatus for forming a mono-diameter wellbore casing | Lev Ring, Edwin Zwald, Andrei Gregory Filippov, Kevin Waddell | 2007-12-18 |
| 7299881 | Radial expansion of tubular members | Richard Carl Haut, Lev Ring, Thomas Patrick Grant, III, Edwin Zwald, Andrei Gregory Filippov | 2007-11-27 |
| 7290616 | Liner hanger | Lev Ring, David Paul Brisco | 2007-11-06 |
| 7275601 | Radial expansion of tubular members | Richard Carl Haut, Lev Ring, Thomas Patrick Grant, III, Edwin Zwald, Andrei Gregory Filippov | 2007-10-02 |