Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Ludovicus Wilhelmus Hamers | Buhrs-Zaandam B.V. | 4 |
| 2 | Hendrik Schram | — | 1 |
| 2 | Johannes Hendriks van de Weem | Buhrs-Zaandam B.V. | 1 |
| 2 | Albert R. Doets | Meyn Machinefabriek B.V. | 1 |
| 2 | Wim J. Van Blitterswijk | — | 1 |