Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7390143 | Articulated lead for trenchless pipe replacement | — | 2008-06-24 |
| 6588983 | Trenchless pipe replacement apparatus and technique | — | 2003-07-08 |
| 6039505 | Technique for administering a lubricant in an underground pipe replacement system | — | 2000-03-21 |
| 5816745 | Underground pipe replacement technique | — | 1998-10-06 |
| 5482404 | Underground pipe replacement technique | — | 1996-01-09 |