| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Norway | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Henke Stefan | 4 |
| #2 | Evans Karl Andrew | 3 |
| #3 | Raper Nigel Paul | 2 |
| #4 | Wilson Russell Luke | 1 |
| #5 | Dowling Martin John | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB0704339D0 | Pipe coupling | |
| WO2006000430A2 | Fitting | |
| GB0506161D0 | Tube coupling device | |
| GB0311760D0 | Tube coupling device |