Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967478 | Pipe condition detecting apparatus | Malcolm Wayman | 2005-11-22 |
| 6062264 | Installing a pipe in an existing pipeline | — | 2000-05-16 |
| 5966789 | Apparatus for assisting in the insertion of an elongate plastic pipe within an existing pipe | Colin Cochrane | 1999-10-19 |
| 5736736 | Flexible guide assembly for facilitating placement of an elongate plastic insert within an existing pipe | Mohammed Aziz | 1998-04-07 |
| 5699154 | Method and apparatus for installing pipes | Mohammed Aziz | 1997-12-16 |
| 5673469 | Method of installing a plastic pipe into an existing steel service pipe | Colin Cochrane | 1997-10-07 |