Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul David Metcalfe | Weatherford/Lamb | 5 |
| 2 | Hector Filippus Alexander Van-Drentham Susman | Unknown | 1 |
6 patents · 2 inventors
Ranked #7,349 of 28,648 cities Top 30%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Paul David Metcalfe | Weatherford/Lamb | 5 |
| 2 | Hector Filippus Alexander Van-Drentham Susman | Unknown | 1 |