Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557651 | Automated lubricant dispensing system and method for a horizontal directional drilling machine | Duane E. Norby, Steven C. Erickson, Gregg Austin, Scott Rempe | 2003-05-06 |
| 6554082 | Apparatus and method for controlling an underground boring machine | James Richard Rankin | 2003-04-29 |