Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Iain MacLeod | Petrowell Limited | 22 |
| 2 | Philip CG Egleton | Weatherford U.K. Limited | 6 |
| 3 | Robert C. Ross | Baker Hughes Holdings | 4 |
| #4 | Iain McLeod | Petrowell Limited | 2 |
| #5 | Bruce J. Clark | Baker Hughes Holdings | 1 |
| #5 | Nwabueze Samuel Ogbodo | Subsea 7 Limited | 1 |