Top Inventors at Vallourec Industries All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Bernard Bisiaux | 1 |
| 2 | Christian Naturel | 1 |
| 3 | Daniel Petelot | 1 |
| #4 | Francois David | 1 |
| #5 | Philippe Barthelemy | 1 |
| #6 | Pierre Peytavin | 1 |
| #7 | Shigeo Nagasaku | 1 |
| #8 | Thierry Noel | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Bernard Bisiaux | 1 |
| 2 | Christian Naturel | 1 |
| 3 | Daniel Petelot | 1 |
| #4 | Francois David | 1 |
| #5 | Philippe Barthelemy | 1 |
| #6 | Pierre Peytavin | 1 |
| #7 | Shigeo Nagasaku | 1 |
| #8 | Thierry Noel | 1 |