| # | Country | Total Patents | |
|---|---|---|---|
| #1 | WIPO (World Intellectual Property Organization) | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Canada | 2 | |
| #5 | United States | 2 | |
| #6 | Australia | 1 | |
| #7 | Brazil | 1 | |
| #8 | Norway | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hiorth Espen | 13 |
| #2 | Andersen Frode | 12 |
| #3 | Pedersen Dag Ravn | 10 |
| #4 | Stormo Terje | 2 |
| #5 | Gunnarshaug Thomas | 2 |
| #6 | Hiorth Epen | 1 |
| #7 | Nervik Asbjoern | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2010143975A1 | Tube sealing device and a sealing element for such a device. | |
| GB0518678D0 | Reinforcement ring | |
| GB0421185D0 | Downhole plug | |
| GB0319391D0 | Method and device related to a retrievable well plug | |
| CA2279374A1 | Device by a retrievable bridge plug | |
| WO9709512A1 | Expandable retrievable bridge plug |