Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Alessandria, IT ranks #5,183 worldwide for total patents filed in 2021, with 20 patents from 13 inventors. Leading employers of inventors based in Alessandria, IT include Guala Dispensing S.P.A., Solvay Specialty Polymers Italy S.P.A., Guala Closures S.P.A..

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Riccardo Alluigi Guala Dispensing S.P.A. 5
2 Valeriy Kapelyushko Solvay Specialty Polymers Italy S.P.A. 3
3 Luca Viale Guala Closures S.P.A. 2
#4 Riccardo Reverso 1
#4 Fabrizio Bonelli Diasorin S.P.A. 1
#4 Stefano Bisio Bisio Progetti S.P.A. 1
#4 Matteo Schenone Bisio Progetti S.P.A. 1
#4 Fulvia RONCATI Solvay Specialty Polymers Italy S.P.A. 1
#4 Guido Grilli Universita' Degli Studi Di Milano 1
#4 Alberto Frache Solvay Sa 1
#4 Matteo Rondano Eltek S.P.A. 1
#4 Fabio Cavalli Mondobiotech Laboratories Ag 1
#4 Luciano Bianchi Eltek S.P.A. 1