Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrew J. Markson | Castrol Limited | 2 |
| 1 | William Hugh Preston | Castrol Limited | 2 |
| 3 | Keith Landells | Bp Oil International Limited | 1 |
5 patents · 3 inventors
Ranked #68,584 of 111,555 cities Top 65%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Andrew J. Markson | Castrol Limited | 2 |
| 1 | William Hugh Preston | Castrol Limited | 2 |
| 3 | Keith Landells | Bp Oil International Limited | 1 |