Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David J. Hunt | Rolls-Royce Plc | 4 |
| 2 | Stanley N. Johnson | Coal Industry (Patents) Limited | 2 |
Part of Minnesota
6 patents · 2 inventors
Ranked #64,531 of 111,555 cities Top 60%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David J. Hunt | Rolls-Royce Plc | 4 |
| 2 | Stanley N. Johnson | Coal Industry (Patents) Limited | 2 |
Part of Minnesota