Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Therwil, CH ranks #3,927 worldwide for total patents filed all time, with 735 patents from 120 inventors. Leading employers of inventors based in Therwil, CH include Basf Se, Ciba-Geigy, Actelion Pharmaceuticals.

Showing 1–50 of 120 inventors

Rank Inventor Primary Company Patents
1 Pascal Hayoz Basf Se 62
2 Josef Pfeifer Ciba-Geigy 54
3 Kurt Hilpert Actelion Pharmaceuticals 44
#4 Rudolf Zink Ciba-Geigy 41
#5 Otto Rohr Ciba-Geigy 30
#6 Daniel Bur Actelion Pharmaceuticals 29
#6 Christof Wehrli Dsm Ip Assets B.V. 29
#8 Tobias Hintermann Basf Se 24
#9 Franciszek Sitek Ciba-Geigy 21
#10 Roland Darms Ciba-Geigy 19
#11 Konrad Oertle Ciba-Geigy 17
#12 Heidi Lane Basilea Pharmaceutica Ag 16
#13 Davor Bedekovic Ciba-Geigy 15
#14 Urs Hofer Ciba Specialty Chemicals 12
#14 Rene Muntwyler Johnson & Johnson 12
#14 Bruno Kagi Bachofen Ag 12
#14 Frank Kienzle Hoffmann-La Roche 12
#18 Gunther Bahr Endress+Hauser Flowtec Ag 11
#18 Gregory Martin Benson Hoffmann-La Roche 11
#20 Mark Steinemann Gema Switzerland Gmbh 10
#21 Rainer Martin Lueoend Novartis Ag 8
#21 Peter Hafner Flowtec Ag 8
#21 Thomas Kleiber 8
#24 Alex Kanzig Ciba Specialty Chemicals 7
#24 Roland Putzar Ciba-Geigy 7
#24 Rolf Hasler Sandoz Ag 7
#27 Kurt Eichenberger Ciba-Geigy 6
#27 Jurg Merz Ciba-Geigy 6
#27 Neil Leadbitter Bayer Healthcare 6
#30 Mihai Vulcan Hatebur Umformmaschinen Ag 5
#30 Hanno Richards Novartis Ag 5
#30 Thomas Jermann Ctc Analytics Ag 5
#30 Arnold Wick Ciba-Geigy 5
#30 Werner Pietzonka Dsm Ip Assets B.V. 5
#35 Walter Mosimann Ciba-Geigy 4
#35 Jose Canela Sandoz Ag 4
#35 Francois L'Eplattenier Ciba-Geigy 4
#35 Christoph Imboden Actelion Pharmaceuticals 4
#35 Ruth Hinrichs Colgate-Palmolive 4
#35 Martin Oberholzer Clariant Finance (Bvi) Limited 4
#35 Eugen Harri Sandoz Ag 4
#35 Petra Gisela Rigassi-Dietrich Novartis Ag 4
#35 Horst Lauterbach Ciba-Geigy 4
#35 Hansjurg Wetter Ciba-Geigy 4
#45 Jean-Michel Bastian Sandoz Ag 3
#45 Rachel Moodie Fresenius Kabi Deutschland Gmbh 3
#45 Johan Bylund Astrazeneca Ab 3
#45 Eric Carlemalm 3
#45 Urs Zeltner Alstom Technology 3
#45 Hermann Keck 3