Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sisseln, CH ranks #30,108 worldwide for total patents filed all time, with 32 patents from 10 inventors. Leading employers of inventors based in Sisseln, CH include Ciba Specialty Chemicals, Ciba-Geigy, Skan Ag.

Showing 1–10 of 10 inventors

Rank Inventor Primary Company Patents
1 Stephan Allenbach Ciba Specialty Chemicals 9
2 Robert Hassig Ciba-Geigy 5
2 Volker Sigwarth Skan Ag 5
#4 Wolfgang Paul Iwanzik Ciba-Geigy 4
#5 Thomas Raimann Idemitsu Kosan Co. 2
#5 Thomas Raimann Basf Se 2
#5 Anita Schmidlin Ciba Specialty Chemicals 2
#8 Manuela Kocher Basf Se 1
#8 Melanie Schmahl Henkel Ag & Co. Kgaa 1
#8 Ralf Dumpelmann Roche Vitamins 1