Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Bischofswerda, DE ranks #1,029 worldwide for total patents filed all time, with 3,303 patents from 447 inventors. Leading employers of inventors based in Bischofswerda, DE include Basf Se, Astrazeneca Ab, Roche Diabetes Care.

Showing 1–50 of 447 inventors

Rank Inventor Primary Company Patents
1 Bernd Muller Basf Se 162
2 Karl-Heinz Etzbach Basf Se 151
3 Franz Merger Basf Se 148
#4 Axel Sanner Basf Se 119
#5 Uwe Kardorff Basf Se 116
#6 Wolfgang Hoelderich Basf Se 86
#7 Helmut Hagen Basf Se 71
#8 Thomas Kuekenhoehner Basf Se 63
#9 Bernd Mueller Basf Se 60
#10 Günter Oetter Basf Se 55
#11 Volker Harries Basf Se 54
#12 Karl Siemensmeyer Basf Se 53
#12 Rudolf Kummer Basf Se 53
#14 Hartwig Voss Basf Se 43
#15 Peter Erk Basf Se 41
#16 Marc Walter Basf Se 38
#17 Joachim Wulff-Doring Basf Se 36
#18 Helmut Jakusch Basf Se 35
#19 Stefan Berg Astrazeneca Ab 31
#20 Manfred Ohlinger Basf Se 30
#21 Martin Merger Basf Se 28
#22 Bernd Leutner Basf Se 27
#22 Heinz Eilingsfeld Basf Se 27
#22 Karl Miltner Roche Diabetes Care 27
#25 Arnd Bottcher Basf Se 26
#26 Bernd Bronstert Basf Se 25
#26 Guenter Oetter Basf Se 25
#26 Klaus Penzien Basf Se 25
#26 Hans Ziegler Basf Se 25
#30 Karl-Heinz Koenig Basf Se 24
#31 Eberhard Koester Basf Se 23
#31 Michael Henningsen Basf Se 23
#31 Georg Kraus IBM 23
#34 Hans-Henning Vogel Basf Se 22
#35 Klaus Volkamer Basf Se 20
#35 Wolfgang Reif Basf Se 20
#37 Harro Petersen Basf Se 19
#37 Holger Herbst Basf Se 19
#37 Herwig Hoffmann Basf Se 19
#37 Michael Schönherr Basf Se 19
#41 Wolfgang Heck Roche Diabetes Care 18
#41 Chung-Ji Tschang Basf Se 18
#43 Axel Wilms Basf Se 17
#43 Lothar Gliniorz Basf Se 17
#43 Helmut Degen Basf Se 17
#43 Peter Lechtken Basf Se 17
#43 Gerd Heilen Basf Se 17
#48 Michael Slany Basf Se 16
#49 Rudolf Polster Basf Se 15
#49 Manfred Becker John Deere 15