| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 6 | |
| #2 | Canada | 4 | |
| #3 | United States | 4 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brandsdal Viggo | 14 |
| #2 | Valestrand Aasheim Geir | 2 |
| #3 | Viggo Brandsdal | 1 |
| #4 | Aasheim Geir Valestrand | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NO20171183A1 | PLUG DEVICE, COMPLETION PIPE AND METHOD OF ORGANIZING A COMPLETION PIPE IN A WELL | |
| NO20170824A1 | Downhole valve and method for completing a well | |
| NO20170229A1 | Downhole tool | |
| NO20161353A1 | Pipe-mounted downhole activation system |