Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Freerk R. van Calker | Akzo N.V. | 3 |
| 2 | Eduard Alexander Valk | — | 1 |
4 patents · 2 inventors
Ranked #73,472 of 111,555 cities Top 70%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Freerk R. van Calker | Akzo N.V. | 3 |
| 2 | Eduard Alexander Valk | — | 1 |