Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Eric Donzier | Openfield | 3 |
| 2 | Bertrand Maillon | Vallourec Oil And Gas France | 2 |
| 2 | Daly Daly | Vallourec Oil And Gas France | 2 |
| #4 | Scott Granger | Vallourec Oil And Gas France | 1 |
| #4 | Gabriel Roussie | Vallourec Mannesmann Oil & Gas France | 1 |
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