| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 3 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 | |
| #4 | Norway | 2 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Fillers | |
| #3 | Shaping of plastics | |
| #4 | Unspecified technologies | |
| #5 | Unspecified technologies | |
| #6 | Nails | |
| #7 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kjolseth Trygve | 5 |
| #2 | Melve Bjorn | 4 |
| #3 | Kjoelseth Trygve | 3 |
| #4 | Melve Bjoern | 2 |
| #5 | Kjølseth Trygve | 2 |
| #6 | Trygve Kjoelseth | 1 |
| #7 | Trygve Kjolseth | 1 |
| #8 | Bjorn Melve | 1 |
| #9 | Bjoern Melve | 1 |
| #10 | Melve Bjørn | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CN103688094A | Method for installation of a pipe based system, and a pipe based system particularly suitable for the method | |
| EP2162661A1 | Coupling and method for joining | |
| WO2008054227A1 | Coupling |