Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8408336 | Flow guide actuation | David R. Hall, Scott Dahlgren, Paula Turner, Jonathan Marshall | 2013-04-02 |
| 8316964 | Drill bit transducer device | David R. Hall, Paula Turner, Daryl Wise | 2012-11-27 |
| 8267196 | Flow guide actuation | David R. Hall, Scott Dahlgren, Paula Turner, Jonathan Marshall | 2012-09-18 |
| 8237584 | Changing communication priorities for downhole LWD/MWD applications | David R. Hall, Brad Barger | 2012-08-07 |
| 8140259 | Location device with a gravity measuring device | David R. Hall, David Lundgreen, Mark Schwartz | 2012-03-20 |
| 8130117 | Drill bit with an electrically isolated transmitter | David R. Hall, Paula Turner | 2012-03-06 |
| 8061784 | Retention system | David R. Hall, Scott Dahlgren, Jonathan Marshall, Italo Elqueta, Tyson J. Wilde | 2011-11-22 |
| 8061443 | Downhole sample rate system | David R. Hall, Paula Turner | 2011-11-22 |
| 8033615 | Retention system | David R. Hall, Scott Dahlgren, Jonathan Marshall, Italo Elqueta, Tyson J. Wilde | 2011-10-11 |
| 7969819 | Method for taking time-synchronized seismic measurements | David R. Hall | 2011-06-28 |
| 7946656 | Retention system | David R. Hall, Scott Dahlgren, Jonathan Marshall, Italo Elqueta, Tyson J. Wilde | 2011-05-24 |
| 7598886 | System and method for wirelessly communicating with a downhole drill string | David R. Hall, Paula Turner, Joe Fox | 2009-10-06 |
| 7572134 | Centering assembly for an electric downhole connection | David R. Hall, Joe Fox, Tyson J. Wilde | 2009-08-11 |
| 7453768 | High-speed, downhole, cross well measurement system | David R. Hall, Joe Fox | 2008-11-18 |
| 7426968 | Drill bit assembly with a probe | David R. Hall, Francis Leany, Paula Turner, David Lundgreen, Daryl Wise | 2008-09-23 |
| 7398837 | Drill bit assembly with a logging device | David R. Hall, Francis Leany, Paula Turner | 2008-07-15 |
| 7265649 | Flexible inductive resistivity device | David R. Hall, Paula Turner, Joe Fox, Tyson J. Wilde | 2007-09-04 |