Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Peter Rudolf Kolster | Kolster Holding B.V. | 11 |
| 2 | Kees Jan Kraan | Boot & Co Boomkwekerijen Bv | 2 |
| 3 | Pieter Kolster | Spring Meadow Nursery | 1 |
| 3 | Jan van Zoest | J. Van Zoest Beheer B.V. | 1 |
| 3 | Dorine Lisa Van Brussel-Verraest | Sca Hygiene Products Zeist B.V. | 1 |
| 3 | Nicolaas Antonius Maria Rijnbeek | — | 1 |