Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11035185 | Annular pressure reduction system for horizontal directional drilling | Ronald G. Halderman, Pablo Esteban Guerra | 2021-06-15 |
| 9670645 | Automated below ground cable installation within a select fill apparatus and method | Mark A. Gluskin, James M. Baker, Rick Harrison, Edward H. Specht, Brian Kelly | 2017-06-06 |
| 8794352 | Drilling fluid recovery when drilling under an obstacle or water body | Ronald G. Halderman | 2014-08-05 |
| 8484866 | Dig under apparatus and process | John Walter Fluharty, II, Jay Wendell Fluharty, Richard A. Hahn | 2013-07-16 |