| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | Australia | 2 | |
| #4 | Canada | 2 | |
| #5 | Brazil | 1 | |
| #6 | China | 1 | |
| #7 | Colombia | 1 | |
| #8 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Pumps | |
| #3 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hansen Henning | 13 |
| #2 | Gudmestad Tarald | 8 |
| #3 | Lindsay James | 8 |
| #4 | Henning Hansen | 2 |
| #5 | James Lindsay | 1 |
| #6 | Tarald Gudmestad | 1 |
| #7 | Lindsay Jamie | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2020058824A1 | Gas operated, retrievable well pump for assisting gas lift | |
| WO2018122647A1 | Wellbore pumps in series, including device to separate gas from produced reservoir fluids | |
| MX2018013153A | Hydraulically powered downhole piston pump. | |
| AU2017257328A1 | Energy saving downhole and subsea valve | |
| US2015004004A1 | Downhole electromagnetic pump and methods of use |