Top Inventors at Dummen Group B.V. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Arjan Koot | 39 |
| 2 | Ellen van Sambeek | 26 |
| 3 | Ruth Kobayashi | 11 |
| #4 | Tobias Dümmen | 5 |
| #5 | Eveline Barends | 4 |
| #6 | Josep Escriba | 3 |
| #7 | Ans van Haaster | 3 |
| #8 | Rami Mousa | 2 |
| #9 | Peter Wain | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Arjan Koot | 39 |
| 2 | Ellen van Sambeek | 26 |
| 3 | Ruth Kobayashi | 11 |
| #4 | Tobias Dümmen | 5 |
| #5 | Eveline Barends | 4 |
| #6 | Josep Escriba | 3 |
| #7 | Ans van Haaster | 3 |
| #8 | Rami Mousa | 2 |
| #9 | Peter Wain | 1 |