Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491115 | Directional drilling machine and method of directional drilling | Mark Van Houwelingen, Randy R. Runquist, Brian John Bischel, Mark Robert Stelter | 2002-12-10 |
| 6474931 | Directional drilling machine with multiple pocket rod indexer | Scott Rempe | 2002-11-05 |
| 6470976 | Excavation system and method employing adjustable down-hole steering and above-ground tracking | Kevin L. Alft, Brian John Bischel, Hans Kelpe | 2002-10-29 |
| 6408952 | Remote lock-out system and method for a horizontal direction drilling system | Ivan R. Brand, Fred G. Delonti | 2002-06-25 |
| 6367564 | Apparatus and method for providing electrical transmission of power and signals in a directional drilling apparatus | Matthew Arlen Mills | 2002-04-09 |