Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10641043 | Positionable carriage assembly | Jacob Sevits | 2020-05-05 |
| 6845825 | Method and apparatus for attaching/detaching drill rod | Brian John Bischel, Mark Van Howelingen, Mark Robert Stelter, Trail Price | 2005-01-25 |
| 6668946 | Backreamer | James Richard Rankin, Richard K. Smith, Jr., Randy R. Runquist, Scott Rempe | 2003-12-30 |
| 6585062 | Steerable directional drilling reamer | Scott Rempe | 2003-07-01 |
| 5941320 | Directional boring machine | Gregg Austin, David Langenfeld | 1999-08-24 |
| 5607280 | Apparatus for loading pipe onto a machine | — | 1997-03-04 |
| 5556253 | Automatic pipe-loading device | David Langenfeld | 1996-09-17 |
| 5355965 | Mounting apparatus for a rotational drive unit | — | 1994-10-18 |