Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9574409 | Stabilizer assembly for wired drill pipe coupling | Scott Dahlgren | 2017-02-21 |
| 7828301 | Self-energized backup ring for annular seals | James McPherson, David Pixton | 2010-11-09 |
| 7303029 | Filter for a drill string | David R. Hall, David Pixton, James McPherson | 2007-12-04 |
| 7299867 | Hanger mounted in the bore of a tubular component | David R. Hall | 2007-11-27 |
| 7201240 | Biased insert for installing data transmission components in downhole drilling pipe | David R. Hall, Kory Garner, Tyson J. Wilde | 2007-04-10 |
| 7193526 | Downhole tool | David R. Hall, Andrei Muradov, David Pixton, Scott Dahlgren | 2007-03-20 |
| 7193527 | Swivel assembly | David R. Hall, David Pixton, Kline Bradford, Michael Rawle, David Bartholomew +1 more | 2007-03-20 |
| 7116199 | Inductive coupler for downhole components and method for making same | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2006-10-03 |
| 7098802 | Signal connection for a downhole tool string | David R. Hall, H. Tracy Hall, Jr., David Pixton, Kline Bradford, Joe Fox | 2006-08-29 |
| 7093654 | Downhole component with a pressure equalization passageway | David R. Hall, David Pixton, Scott Dahlgren, Jay Reynolds, James Breihan | 2006-08-22 |
| 7080998 | Internal coaxial cable seal system | David R. Hall, Cameron Sneddon, Scott Dahlgren | 2006-07-25 |
| 7069999 | Apparatus and method for routing a transmission line through a downhole tool | David R. Hall, H. Tracy Hall, Jr., David Pixton, Jay Reynolds | 2006-07-04 |
| 7041908 | Data transmission system for a downhole component | David R. Hall, Tracy Hall, David Pixton, Scott Dahlgren, Joe Fox +1 more | 2006-05-09 |
| 7040003 | Inductive coupler for downhole components and method for making same | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2006-05-09 |
| 7002445 | Loaded transducer for downhole drilling components | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Joe Fox +1 more | 2006-02-21 |
| 6992554 | Data transmission element for downhole drilling components | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Joe Fox +1 more | 2006-01-31 |
| 6991035 | Drilling jar for use in a downhole network | David R. Hall, Joe Fox, James McPherson, David Pixton | 2006-01-31 |
| 6981546 | Electrical transmission line diametrical retention mechanism | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2006-01-03 |
| 6968611 | Internal coaxial cable electrical connector for use in downhole tools | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Joe Fox +1 more | 2005-11-29 |
| 6945802 | Seal for coaxial cable in downhole tools | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Joe Fox +1 more | 2005-09-20 |
| 6913093 | Loaded transducer for downhole drilling components | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2005-07-05 |
| 6844498 | Data transmission system for a downhole component | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2005-01-18 |
| 6830467 | Electrical transmission line diametrical retainer | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2004-12-14 |
| 6821147 | Internal coaxial cable seal system | David R. Hall, H. Tracy Hall, Jr., David Pixton, Scott Dahlgren, Cameron Sneddon +1 more | 2004-11-23 |
| D321237 | Hollow fishing lure | — | 1991-10-29 |