Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Aachen, DE ranks #212 worldwide for total patents filed in 2021, with 632 patents from 356 inventors. Leading employers of inventors based in Aachen, DE include Ericsson, Intel, Ford.

Showing 1–50 of 356 inventors

Rank Inventor Primary Company Patents
1 Reem Karaki Ericsson 15
2 Thorsten Lohmar Ericsson 14
3 Henning Wiemann Ericsson 13
#4 Suraj Prabhakaran Intel 12
#5 Friedrich Peter Wolf-Monheim Ford 11
#6 Roger Steadman Booker Koniniklijke Philips N.V. 10
#7 Gereon Vogtmeier Koniniklijke Philips N.V. 9
#7 Harald Josef Günther Radermacher Koniniklijke Philips N.V. 9
#9 Ali El Essaili 8
#9 Ralf Hintzen Ford 8
#11 Joachim Georg Pfeffer Ais Gmbh Aachen Innovative Solutions 7
#11 Shehzad Ali Ashraf Ericsson 7
#11 Florent Monestier Lumileds 7
#14 Gerd Spanier Abiomed Europe Gmbh 6
#14 Rolf W. Günther Ais Gmbh Aachen Innovative Solutions 6
#14 Ahmed Benmimoun Ford 6
#14 Christoph Herrmann Koniniklijke Philips N.V. 6
#14 Joerg Schumacher Ecp Entwicklungsgesellschaft Mbh 6
#19 Udo Karbowski Lumileds 5
#19 Walter Leitner Covestro Deutschland Ag 5
#19 Thomas Schmitz-Rode Ais Gmbh Aachen Innovative Solutions 5
#19 Christian EFFERTZ Saint-Gobain Glass France 5
#19 Hanno Friederichs Ford 5
#19 Georg Henninger Lumileds 5
#19 Cornelis Reinder Ronda Koniniklijke Philips N.V. 5
#19 Helmut Matthias Kindl Ford 5
#19 Franz Arnd Sommerhoff Ford 5
#28 Muhammad Afzal Subhani Covestro Deutschland Ag 4
#28 David van Bebber Ford 4
#28 Herfried Karl Wieczorek Koniniklijke Philips N.V. 4
#28 Mathias Wien Huawei 4
#28 Joerg Meyer Koniniklijke Philips N.V. 4
#28 Manuel Grave Lumileds 4
#28 Benno Spinger Lumileds 4
#35 Christoph Nix Abiomed Europe Gmbh 3
#35 Christian Hoymann Ericsson 3
#35 Adrian Mihailescu Audi Ag 3
#35 Stephan Gronenborn Koniniklijke Philips N.V. 3
#35 Thomas Frach Koniniklijke Philips N.V. 3
#35 Eberhard Waffenschmidt Philips 3
#35 Nils Lenke Cerence Operating 3
#35 Wolfgang Schnick Philips 3
#35 Bruno Gerfried Baumeister Gea Food Solutions Weert B.V. 3
#35 Walid Aboulhosn Abiomed Europe Gmbh 3
#35 Max Blaeser Huawei 3
#35 Kai Fluegge Cognex 3
#35 Klaus Schmalbuch Saint-Gobain Glass France 3
#48 Klaus Juergen Engel Koniniklijke Philips N.V. 2
#48 Lothar Schmidt Siemens Aktiengesellschaft 2
#48 Arno Klein-Hitpass Siemens Aktiengesellschaft 2