Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Willem J. de Klein | Akzona Incorporated | 3 |
| 2 | Cornelis Bos | Akzona Incorporated | 1 |
| 2 | Berend P. van Marle | Thomassen International B.V. | 1 |
| 2 | Willy J. van Ooij | Akzo N.V. | 1 |
| 2 | Jan H. de Jonge | — | 1 |
| 2 | Guillaume L. M. Cals | Vitafin N.V. | 1 |
| 2 | Roelof Buter | Akzo N.V. | 1 |