Top Inventors at Dümmen Group B.V. 2018
| Rank | Name | Patents |
|---|---|---|
| 1 | Arjan Koot | 28 |
| 2 | Eveline Barends | 8 |
| 3 | Ruth Kobayashi | 8 |
| #4 | Ellen van Sambeek | 7 |
| #5 | Peter Beckman | 6 |
| #6 | Richard A. Grazzini | 5 |
| #7 | Wander Durk Tuinier | 5 |
| #8 | Nadine Rijk | 3 |
| #9 | Cecilius Jan-Jochem Randag | 2 |
| #10 | Meng Chen | 2 |
| #11 | Peter Wain | 1 |
| #12 | Silvan Adelmar Kamstra | 1 |