Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454025 | Apparatus for directional boring under mixed conditions | Randy R. Runquist, Mark Van Houwelingen, ReneMarcel Albert | 2002-09-24 |
| 6382330 | Apparatus and method for controlling an underground boring machine | Brian John Bischel | 2002-05-07 |