| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Hong Kong | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | Brazil | 1 | |
| #5 | Canada | 1 | |
| #6 | China | 1 | |
| #7 | EPO (European Patent Office) | 1 | |
| #8 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Alhaug Espen | 8 |
| #2 | Fredriksen Kyrre | 7 |
| #3 | Syse Harald | 3 |
| #4 | Vestavik Ola M | 2 |
| #5 | Vestavik Ola | 2 |
| #6 | Meling Morten Olav | 1 |
| #7 | Meinseth Stein Erik | 1 |
| #8 | Høgset Tore | 1 |
| #9 | Vestavik Michael Ola | 1 |
| #10 | Fredriksen Kyrre Delin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2019119990A1 | Wired pipe and method for making | |
| CN108368730A | Cable tube and its manufacturing method | |
| US2015322721A1 | Casing drilling system and method | |
| US2015184494A1 | Method for running conduit in extended reach wellbores | |
| US2015027781A1 | Mud lift pump for dual drill string | |
| US2014083776A1 | Method for initiating fluid circulation using dual drill pipe | |
| WO2011005104A2 | A down hole well tool with expansion tool |