
142 Patents
#1 in Zwolle
#64 in Netherlands
#5,581 in the World
Wavin B.v.
124 inventors:
124 inventors (with patents filed for the assignee):
Arnoldus Willem Leloux (11 out of 12 patents)
Jan Visscher (10 out of 12 patents)
Jan Hendrik Prenger (9 out of 9 patents)
4. Warner Jan De Putter (9 out of 13 patents)
5. Jan P Van Dongeren (9 out of 10 patents)
6. Berend Jan Van Dijk (5 out of 6 patents)
7. Bernhard Lodder (5 out of 7 patents)
8. Warner J De Putter (5 out of 6 patents)
9. Ernst Ettema (5 out of 5 patents)
10. Joannes H Beune (5 out of 5 patents)
11. Kornelis Herder (5 out of 5 patents)
12. Terry G Nicholas (5 out of 5 patents)
13. Albertus A Oostenbrink (4 out of 4 patents)
14. Jurgen Graafmann (4 out of 4 patents)
15. Roelof H Marissen (4 out of 4 patents)
142 patents:

#1 in Zwolle
#64 in Netherlands
#5,581 in the World
124 inventors: