Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Amberg, DE ranks #4,401 worldwide for total patents filed in 2021, with 25 patents from 18 inventors. Leading employers of inventors based in Amberg, DE include Fraunhofer, Pa.Cotte Sa, Grammer Ag.

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Martin Dietz Fraunhofer 4
2 Pierre-Alain Cotte Pa.Cotte Sa 3
2 Hubert Keller Grammer Ag 3
#4 Franz Fischer Trisa Holding Ag 1
#4 Kyoung-Jin Lee-Hoff Siemens Aktiengesellschaft 1
#4 Konstantin Krivenkov Grammer Ag 1
#4 Manfred Schlierf Grammer Ag 1
#4 Daniel SCHWAB Gerresheimer Regensburg Gmbh 1
#4 Rolf Pfeiffer Aesculap Ag & Co. Kg 1
#4 Wiebke Froehner Siemens Aktiengesellschaft 1
#4 Joachim Pelka Grammer Ag 1
#4 Adelheid Gonschorek Siemens Aktiengesellschaft 1
#4 Christian Maul Siemens Aktiengesellschaft 1
#4 Christoph Raum Siemens Ltd., China 1
#4 Michael Ruidisch Grammer Ag 1
#4 Andreas Apfelbacher Aston University 1
#4 Paul Heisler Leoni Bordnetz-Systeme Gmbh 1
#4 Johann Seitz Siemens Aktiengesellschaft 1