| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 6 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | EAPO (Eurasian Patent Organization) | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Buchanan Alastair | 6 |
| #2 | Haughom Per Olav | 6 |
| #3 | Gunnarson Bengt | 5 |
| #4 | Nesland Knut | 4 |
| #5 | Salte Jone | 4 |
| #6 | Gunnarsson Bengt | 3 |
| #7 | Haugom Per Olav | 1 |
| Publication | Filing date | Title |
|---|---|---|
| BRPI0607629A2 | method and apparatus for in situ formation of a ring seal in a well |