| 8978750 |
Signal operated isolation valve |
Roddie R. Smith, Paul L. Smith, Thomas F. Bailey, Christopher L. McDowell, Frederick T. Tilton |
2015-03-17 |
| 8905140 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2014-12-09 |
| 8789603 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2014-07-29 |
| 8708051 |
Isolation valve with debris control and flow tube protection |
Christopher L. McDowell, Paul L. Smith |
2014-04-29 |
| 8544549 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2013-10-01 |
| 8534362 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2013-09-17 |
| 8522878 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2013-09-03 |
| 8261836 |
Downhole deployment valves |
David Iblings, David Pavel, David J. Brunnert, Paul L. Smith, Michael Brian Grayson |
2012-09-11 |
| 7730968 |
Apparatus for wellbore communication |
David Hosie, Michael Lynch, Jack Allen, David Pavel, Allen Richard Young +4 more |
2010-06-08 |
| 7690432 |
Apparatus and methods for utilizing a downhole deployment valve |
David J. Brunnert, David Pavel, Ramkumar K. Bansal, David M. Haugen, Mike A. Luke |
2010-04-06 |
| 7451809 |
Apparatus and methods for utilizing a downhole deployment valve |
David J. Brunnert, David Pavel, Ramkumar K. Bansal, David M. Haugen, Mike A. Luke |
2008-11-18 |
| 7413018 |
Apparatus for wellbore communication |
David Hosie, Michael Lynch, Jack Allen, David Pavel, Allen Richard Young +4 more |
2008-08-19 |