| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Norway | 3 | |
| #2 | WIPO (World Intellectual Property Organization) | 2 | |
| #3 | Australia | 1 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | China | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Malaysia | 1 | |
| #9 | Russian Federation | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thonstad Hallvard | 8 |
| #2 | Saether Harald | 1 |
| #3 | Hope Bjorn R | 1 |
| #4 | Hallvard Thonstad | 1 |
| #5 | Aspelund Audun | 1 |
| #6 | Ellingsen Halvard | 1 |
| #7 | Jensen Morten Monster | 1 |
| #8 | Tonstad Khall Vard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NO20085329L | Multi-phase flow templates | |
| WO2007114707A2 | Acoustic multiphase meter |