Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark Sebastiaan Hoogenraad | — | 7 |
| 2 | Pieter van Manen | Witteman & Co | 1 |
| 2 | Willem Teunis Verwoerd | — | 1 |
| 2 | Marco Gerard Cornelis Van Ginkel | — | 1 |
10 patents · 4 inventors
Ranked #53,186 of 111,555 cities Top 50%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Mark Sebastiaan Hoogenraad | — | 7 |
| 2 | Pieter van Manen | Witteman & Co | 1 |
| 2 | Willem Teunis Verwoerd | — | 1 |
| 2 | Marco Gerard Cornelis Van Ginkel | — | 1 |