Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Roanne, FR ranks #8,924 worldwide for total patents filed all time, with 236 patents from 70 inventors. Leading employers of inventors based in Roanne, FR include Biosphere Medical, Sedepro, Ifp Energies Nouvelles.

Showing 1–50 of 70 inventors

Rank Inventor Primary Company Patents
1 Egisto Boschetti Biosphere Medical 55
2 Michel Deal Sedepro 18
3 Olivier Thinon Ifp Energies Nouvelles 10
#4 Andre Morel Etablissements Morel - Ateliers Electromechaniques De Favieres 8
#4 Pierre Mirabel Icbt Roanne 8
#6 Jean Venot Asa S.A. 7
#6 Bernard Barriquand Barriquand 7
#8 Christian Gondard CNRS 6
#8 Francis Debladis Nexans 6
#8 Jean-Patrick Roumagnac 6
#11 Bernard Magnin Framatome 5
#12 Francois Villard Barriquand 4
#12 Marc BOTTAZZI 4
#12 Marcel Schoumacher Asa S.A. 4
#12 Nicolas Davidovits Unknown 4
#12 Georges Pralus Unknown 4
#17 Jean P. Demurger 3
#17 Andre Peze Barriquand 3
#17 Francisco Naveros 3
#17 Christophe Valette 3
#17 Henry Fechner Barriquand 3
#22 Guillaume Valette Apple 2
#22 Georges Lacote Elf Atochem S.A. 2
#22 Robert Barriquand Barriquand 2
#22 Xavier Jacquet Solvay (Société Anonyme) 2
#22 Jean-Claude Dupeuble Asa S.A. 2
#22 Jerome Migliori 2
#22 Bernard Durantet Barriquand 2
#22 Alain Cypres Unknown 2
#22 Franck Leroy Lafarge 2
#22 Alain HUBSCH Apple 2
#22 Remy Blanchard 2
#22 Fabien Chojnowski 2
#22 Stephan Ohnmacht Brock University 2
#22 Jean-Pierre Guilbaud Compagnie Generale Des Etablissements Michelin 2
#22 Vincent Desormiere Apple 2
#22 Dominique Charlier Apple 2
#38 Andre Gardette 1
#38 Fernando Tollis 1
#38 Jean-Michel Collaudin 1
#38 Marc Genevoy Hbi Branded Apparel Enterprises 1
#38 Migliori Jerome 1
#38 Pierre-Sylvain PHILIPPON Manitowoc Crane Group France 1
#38 Monsiour J. C. Pelletier 1
#38 Aurelio Tollis 1
#38 Charles Deleage Barriquand 1
#38 F. Villard Barriquand 1
#38 Claude H. Pejoan Tessenderlo Chemie N.V. 1
#38 Ghislain Morel 1
#38 Pascal Ducrot Potain 1