Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Roy Freeland | Perpetuum | 5 |
| 2 | Frank Ainscow | IBM | 4 |
| 3 | Michael Millar | Smiths Industries Public Limited | 3 |
12 patents · 3 inventors
Ranked #49,208 of 111,555 cities Top 45%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Roy Freeland | Perpetuum | 5 |
| 2 | Frank Ainscow | IBM | 4 |
| 3 | Michael Millar | Smiths Industries Public Limited | 3 |