Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10294776 | Horizontal directional drilling system including sonde position detection using global positioning systems | Scott Rempe, Tony Briggs, David Hanson, Keith Sjostrom, Nathan Copeland +2 more | 2019-05-21 |
| 9611732 | Horizontal directional drilling system including sonde position detection using global positioning systems | Scott Rempe, Tony Briggs, David Hanson, Keith Sjostrom, Nathan Copeland +2 more | 2017-04-04 |
| 9127510 | Dual drive directional drilling system | Matthew Stringer, Nathaniel Zadok Gustavson, Michael D. Van Zee, Philip R. Lane, Kevin Duane Sebolt | 2015-09-08 |
| 8684470 | Drill head for a tunneling apparatus | Stuart Harrison, Andis Salins, Matthew Arlen Mills, Matthew Stephen Vos, Robert Hoch Shuman, V | 2014-04-01 |
| 7694753 | Dual rod drill pipe with improved flow path method and apparatus | Robin W. Carlson, Randy R. Runquist, Shawn Moyer | 2010-04-13 |
| 7243737 | Interchangeable reamer | — | 2007-07-17 |
| 7172035 | Sonde housing and method of manufacture | Ric Smith, Mark Facile | 2007-02-06 |
| 7121363 | Sonde housing and method of manufacture | Ric Smith, Mark Facile | 2006-10-17 |
| 7036609 | Sonde housing and method of manufacture | Ric Smith, Mark Facile | 2006-05-02 |