Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6702520 | Multi-purpose rehabilitation of conduits | — | 2004-03-09 |
| 6058978 | Polymeric pipe deformer and method for relining existing pipelines | Brian George, David A. Fletcher | 2000-05-09 |
| 5525049 | Polymeric pipe deformer | — | 1996-06-11 |