{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Cities", "item": "https://www.patentleaderboard.com/cities"}, {"@type": "ListItem", "position": 3, "name": "Weilerbach, DE", "item": "https://www.patentleaderboard.com/city/weilerbach-de"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Weilerbach, DE ranks #26,282 worldwide for total patents filed all time, with 41 patents from 11 inventors. Leading employers of inventors based in Weilerbach, DE include Pfaff Industries Maschinen Ag, Fraunhofer, Keiper Gmbh & Co. Kg.

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Kurt Vollmar Pfaff Industries Maschinen Ag 7
2 Karl-Heinz Kuefer Fraunhofer 6
2 Silke Labuk Keiper Gmbh & Co. Kg 6
#4 Sascha Weiske Borgwarner 5
#4 Wolfgang Hauck G.M. Pfaff Aktiengesellschaft 5
#6 Werner Fraundorfer 4
#7 Karl-Heinz Kufer Siemens Aktiengesellschaft 2
#7 Markus Brzeski 2
#7 Christian Barsties Pfaff Industriesysteme Und Maschinen Gmbh 2
#10 Christoph Spallek John Deere 1
#10 Kevin M. Powderly US Air Force 1