Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Siena, IT ranks #1,979 worldwide for total patents filed in 2017, with 66 patents from 41 inventors. Leading employers of inventors based in Siena, IT include Glaxosmithkline Biologicals Sa, Atop S.P.A., Novartis Ag.

Showing 1–41 of 41 inventors

Rank Inventor Primary Company Patents
1 Maria Scarselli Glaxosmithkline Biologicals Sa 6
1 Mariagrazia Pizza Glaxosmithkline Biologicals Sa 6
3 Massimo Ponzio Atop S.P.A. 4
3 Paolo Costantino Glaxosmithkline Biologicals Sa 4
3 Rino Rappuoli Novartis Ag 4
#6 Vega Masignani Novartis Ag 3
#6 Marzia Monica Giuliani Glaxosmithkline Biologicals Sa 3
#8 Nicola Groth Seqirus Uk Limited 2
#8 Audino Podda Seqirus Uk Limited 2
#10 Oretta Finco Glaxosmithkline Biologicals Sa 1
#10 Maria Rosaria Romano Glaxosmithkline Biologicals Sa 1
#10 Renata Grifantini Eniricerche S.P.A. 1
#10 Stefano Niccolini Atop S.P.A. 1
#10 Marirosa Mora Glaxosmithkline Biologicals Sa 1
#10 Barbara Baudner Glaxosmithkline Biologicals Sa 1
#10 Giovanni Neri Philogen S.P.A. 1
#10 Cira Daniela Rinaudo Glaxosmithkline Biologicals Sa 1
#10 Isabel Delany Glaxosmithkline Biologicals Sa 1
#10 Roberto Olivieri Snamprogetti S.P.A. 1
#10 Fabio Maria Sabbatini Versalis S.P.A. 1
#10 Sandra Nuti Glaxosmithkline Biologicals Sa 1
#10 Gianfranco Stratico 1
#10 Jeannette Adu-Bobie Glaxosmithkline Biologicals Sa 1
#10 Maurizio Comanducci Glaxosmithkline Biologicals Sa 1
#10 Emiliano Chiarot Novartis Ag 1
#10 Angela Bardotti Novartis Ag 1
#10 Simona GALLORINI Glaxosmithkline Biologicals Sa 1
#10 Donatello Laera Glaxosmithkline Biologicals Sa 1
#10 Paolo Constantino Glaxosmithkline Biologicals Sa 1
#10 Manuele Martinelli Glaxosmithkline Biologicals Sa 1
#10 Claudio DE MAURO Costruzioni Strumenti Oftalmici C.S.O. S.R.L. 1
#10 Luigi Fiaschi Glaxosmithkline Biologicals Sa 1
#10 Lorenzo Tarli Glaxosmithkline Biologicals Sa 1
#10 Rosanna Leuzzi Glaxosmithkline Biologicals Sa 1
#10 Immaculada Margarit Y Ros Novartis Ag 1
#10 Ilio Marsili Glaxosmithkline Biologicals Sa 1
#10 Mario Contorni Glaxosmithkline Biologicals Sa 1
#10 Michele Pellegrini Novartis Ag 1
#10 Domenico Maione Glaxosmithkline Biologicals Sa 1
#10 Serafina Guadagnuolo Glaxosmithkline Biologicals Sa 1
#10 Yasushi Uematsu Novartis Vaccines And Diagnostics 1