Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Manfred Worms | National Oilwell Varco | 2 |
| 1 | Helmut Knapwost | Varco I/P | 2 |
4 patents · 2 inventors
Ranked #9,387 of 28,648 cities Top 35%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Manfred Worms | National Oilwell Varco | 2 |
| 1 | Helmut Knapwost | Varco I/P | 2 |