Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8398119 | Electrofusion fitting | — | 2013-03-19 |
| 5255942 | Pipe joints | — | 1993-10-26 |
| 5228186 | Method of manufacturing electro-fusion fittings | David A. Brettell, Russell J. Kirk, Robin B. Carter | 1993-07-20 |
| 5163713 | Electro-fusion fittings | David A. Brettell, Russell J. Kirk, Robin B. Carter | 1992-11-17 |
| 4797993 | Method of making electroweldable sockets | Eric Bridgstock, Edwin A. W. Dunkey | 1989-01-17 |
| 4795877 | Fault detecting device for welded pipe joints | Eric Bridgstock, Brian Glaves, David A. Bilton | 1989-01-03 |
| 4486650 | Electro-fusion fitting and control apparatus therefor | Eric Bridgstock, Brian Glaves, David A. Bilton | 1984-12-04 |