| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 4 | |
| #2 | United States | 4 | |
| #3 | Australia | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | WIPO (World Intellectual Property Organization) | 3 | |
| #6 | Brazil | 1 | |
| #7 | Canada | 1 | |
| #8 | EAPO (Eurasian Patent Organization) | 1 | |
| #9 | Indonesia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Handling thin material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sola Kjell Inge | 16 |
| #2 | Bakke Stig | 2 |
| #3 | Grundvig Bernt | 1 |
| #4 | Head Philip F | 1 |
| #5 | Tennoey Otto | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO9729269A1 | Support of a combined feed-out/feed-in device for a coilable tubing | |
| US5660235A | Method and a device for use in coil pipe operations | |
| BR9508838A | Device for spiral pipe operations |