| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 6 | |
| #3 | Sweden | 4 | |
| #4 | New Zealand | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Shaping clay | |
| #3 | Foundations and excavations | |
| #4 | Sewers | |
| #5 | Cables and insulators |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cavka Elvir | 11 |
| #2 | Gustafsson Leif | 5 |
| #3 | Nilsson Ulf | 3 |
| #4 | Svensson Panch | 1 |
| #5 | Cock Patrick De | 1 |
| #6 | De Cock Patrick | 1 |
| #7 | Burman Tomas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2010105972A1 | Medium-voltage cable | |
| WO2007123459A1 | Sealing ring | |
| SE0401614D0 | Tensioning device for sealing ring for casting into concrete pipe, comprises vertical column and movable suction heads for lowered stretched rings from stack | |
| WO2004106798A1 | Rubber strip for partial embedding into a concrete pipe, concrete pipe with partially embedded rubber strip | |
| EP1626848A1 | Bottom ring for a mould for casting a concrete pipe with partially embedded rubber strip |