| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Mexico | 2 | |
| #4 | Malaysia | 2 | |
| #5 | United States | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Australia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rolland Nils Lennart | 10 |
| #2 | Smith David E | 6 |
| #3 | Talamo Emil Richard | 5 |
| #4 | Finn Lyle David | 5 |
| #5 | Stave Roger | 5 |
| #6 | Hufthammer Harald | 5 |
| #7 | Roger Stave | 2 |
| #8 | Nils Lennart Rolland | 2 |
| #9 | Harald Hufthammer | 2 |
| #10 | Emil Richard Talamo | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009114443A1 | Anchored riserless mud return systems | |
| US2009032301A1 | Return line mounted pump for riserless mud return system |