Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Echt, NL ranks #1,825 worldwide for total patents filed all time, with 1,818 patents from 363 inventors. Leading employers of inventors based in Echt, NL include Dsm Ip Assets B.V., Cordis Europa N.V., Dsm N.V..

Showing 1–50 of 363 inventors

Rank Inventor Primary Company Patents
1 Roelof Marissen Dsm Ip Assets B.V. 55
2 Johan Franz Gradus Antonius Jansen Dsm Ip Assets B.V. 48
3 Reinard Jozef Maria Steeman Dsm Ip Assets B.V. 36
#4 Rene Marcel De Jong Dsm Ip Assets B.V. 34
#5 Jan Metske Van Der Laan Dsm Ip Assets B.V. 30
#6 Bertus Noordam Dsm Ip Assets B.V. 29
#6 Pieter Gijsman Dsm Ip Assets B.V. 29
#6 Jacobus Stark Dsm Ip Assets B.V. 29
#9 Cornelis Eme Koning Dsm Ip Assets B.V. 27
#10 Rudy Rulkens Dsm Ip Assets B.V. 26
#11 Jan Feijen Cordis Europa N.V. 24
#11 Harm Van Der Werff Dsm Ip Assets B.V. 24
#11 Paul Klaassen Dsm Ip Assets B.V. 24
#14 Anna M. C. F. Castelijns Dsm N.V. 23
#15 Jacobus Johannes Mencke Dsm Ip Assets B.V. 22
#16 Marcel Jongedijk Dsm Ip Assets B.V. 21
#17 Alexander Antonius Marie Stroeks Dsm Ip Assets B.V. 20
#17 Henricus Arts Dsm Ip Assets B.V. 20
#17 Paulus Franciscus Anna Buijsen Dsm Ip Assets B.V. 20
#17 Viktor Marius BOER Dsm Ip Assets B.V. 20
#21 Franciscus Johannes Marie Derks Dsm Ip Assets B.V. 19
#22 Aylvin Jorge Angelo Athanasius Dias Dsm Ip Assets B.V. 18
#23 Marco Alexander Van Den Berg Dsm Ip Assets B.V. 17
#23 Michael Petrus Jozef Berkhout Dsm Ip Assets B.V. 17
#25 Johannes Andries Roubos Dsm Ip Assets B.V. 16
#25 Ben De Lange Dsm Sinochem Pharmaceuticals Netherlands B.V. 16
#27 Rudolfus Antonius Theodorus Maria Van Benthem Dsm Ip Assets B.V. 15
#27 Priscilla Zwartjens Dsm Ip Assets B.V. 15
#29 Atze Jan Nijenhuis Dsm Ip Assets B.V. 14
#29 Renier Henricus Maria Kierkels Dsm Ip Assets B.V. 14
#29 Robertus Mattheus De Pater Dsm Sinochem Pharmaceuticals Netherlands B.V. 14
#32 Bianca Elisabeth Maria Gielesen Dsm Ip Assets B.V. 13
#33 Ferdinand Theodorus Jozef Van Rijn Dsm Ip Assets B.V. 12
#33 Lambertus J. M. A. van de Leemput Stamicarbon B.V. 12
#33 Mark Petrus Franciscus Pepels Covestro (Netherlands) B.V. 12
#36 Leonard Josef Arnold Nielaba Dsm Ip Assets B.V. 11
#36 Johannes Wilhelmus Belt Dsm Ip Assets B.V. 11
#36 Johannes Petrus Smits Dsm Ip Assets B.V. 11
#36 George Mihov Dsm Ip Assets B.V. 11
#36 Peter Poechlauer Dsm Fine Chemicals Austria Nfg 11
#36 Johann Van Elburg Dsm Ip Assets B.V. 11
#42 Franciscus Wilhelmus Maria Gelissen Merck 10
#42 Paulus Petrus DE WAAL Dsm Ip Assets B.V. 10
#42 Alexander Lucia Leonardus Duchateau Dsm Ip Assets B.V. 10
#42 Peter Philip Lankhorst Dsm Ip Assets B.V. 10
#42 Arjen Sein Dsm Ip Assets B.V. 10
#47 Ben Rudolf De Haan Gist-Brocades B.V. 9
#47 Marnix Rooijmans Dsm Ip Assets B.V. 9
#47 Pierre Louis Woestenborghs 9
#47 Noel Nicolaas Maria Elisabeth Van Peij Dsm Ip Assets B.V. 9