Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Haltern am See, DE ranks #4,401 worldwide for total patents filed in 2021, with 25 patents from 15 inventors. Leading employers of inventors based in Haltern am See, DE include Evonik Degussa Gmbh, Fontaine Holdings Nv, Evonik Operations Gmbh.

Showing 1–15 of 15 inventors

Rank Inventor Primary Company Patents
1 Guido Stochniol Evonik Degussa Gmbh 6
2 Thomas Pinger Fontaine Holdings Nv 2
2 Dirk Fridag Evonik Degussa Gmbh 2
2 Lars Baumgürtel Fontaine Holdings Nv 2
2 Frank Geilen Evonik Degussa Gmbh 2
2 Sylvia Monsheimer Evonik Degussa Gmbh 2
#7 Klaus Hülsmann Evonik Operations Gmbh 1
#7 Marcus Peters Forschungszentrum Borstel 1
#7 Patrick Glockner Degussa Ag 1
#7 Wilhelm Bruegging Evonik Operations Gmbh 1
#7 Philipp Lott Hella Gmbh & Co. Kgaa 1
#7 Tim-Frederic Sloot Evonik Operations Gmbh 1
#7 Judith Schoder Evonik Operations Gmbh 1
#7 Dominik Schulte-Althoff Evonik Operations Gmbh 1
#7 Florian Hermes Evonik Röhm Gmbh 1