Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David S. Christie | AMD | 3 |
| 1 | Ralph H. Echols | Halliburton Energy Services | 3 |
| 3 | Jonathan W. Brown | Schlumberger Technology | 2 |
| #4 | Lawrence Barr | Smith International | 1 |
| #4 | Graham Watson | Schlumberger Technology | 1 |
| #4 | Alexandre Kosmala | Schlumberger Technology | 1 |
| #4 | Ian Calder | Abb Vetco Gray | 1 |
| #4 | Michael J. Mackie | Hunting Oilfield Services (Uk) | 1 |
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