Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Zelhem, NL ranks #38,531 worldwide for total patents filed all time, with 20 patents from 10 inventors. Leading employers of inventors based in Zelhem, NL include Echo Pharmaceuticals B.V., Cure Medical, Bielomatic Leuze Gmbh + Co Kg.

Showing 1–10 of 10 inventors

Rank Inventor Primary Company Patents
1 Jan Albert De Vries Echo Pharmaceuticals B.V. 8
2 David van Groningen Cure Medical 3
3 Hendrik Jan Hanskamp 2
#4 Gerardus Karel Maria Pelgrom 1
#4 Johannes Lieverdink Bielomatic Leuze Gmbh + Co Kg 1
#4 Ambrosius Gerardus Maria Pohlmann Sony 1
#4 Johan Antonie Wuestenenk 1
#4 Jaap Wilting John Deere 1
#4 Willem Siebelink 1
#4 Jan Albert deVries 1