Top Inventors at Fides Beheer B.V. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Jacques C. M. van der Knaap | 50 |
| 2 | Jacques C. M. van der Knapp | 14 |
| 3 | Ike Vlielander | 10 |
| #4 | Jack Van Der Knaap | 5 |
| #5 | by Philip M. B. Rowe, executor | 1 |
| #6 | by Derek A. Rowe, executor | 1 |
| #7 | Frank M. Rowe | 1 |
| #8 | Joachim Post | 1 |
| #9 | by Theodore H. Harding, executor | 1 |