Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Jan Verschoor Witteman & Co 7
2 Ellis Zijlstra IBM 4
3 Guy Anthony Brown Philips 2
3 Klaas Wijma Combi Wear Parts Ab 2
3 Geert Feye Woerlee Feyecon Development & Implementation B.V. 2
#6 Sietse Jacob van Reeuwijk Sonion Nederland B.V. 1
#6 Onno Bakker Ebuddy Holding B.V. 1
#6 Mattijs De Groot The General Hospital 1
#6 Maria Vanesa Fernandez Cid Echo Pharmaceuticals B.V. 1
#6 Cornelis Johanna Maria Melief Imperial Cancer Research Technology 1
#6 Björn Boris Igor Heirman 1
#6 Theodorus J. M. Timmerman GE 1
#6 Theodorus Josephus Cornelis Van Berkel Academisch Ziekenhuis Leiden (H.O.D.N. Lumc) Gmbh 1
#6 Ronaldus W.J. Hommes Danisco Us 1
#6 Theo Arnold Kop Philips 1
#6 Jan W.M. Mijers Filtertek 1
#6 Dietrich Willem Van Der Plas Aleris Aluminum Koblenz Gmbh 1
#6 Marte Jeane Den Hollander Medtech Products 1