Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gijsbert W. van Wijk | — | 1 |
| 1 | Hans Overeljnder | — | 1 |
| 1 | Geert J. Pertien | Wavin B.V. | 1 |
| 1 | Jan T. Brinke | Wavin B.V. | 1 |
| 1 | Koos Borger | Wavin B.V. | 1 |
| 1 | Bernard Lodder | Wavin B.V. | 1 |
| 1 | Oege R. Offringa | Wavin B.V. | 1 |
| 1 | Warner J. Putter | Wavin B.V. | 1 |
| 1 | Roelof Koopman | Wavin B.V. | 1 |