Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Épernay, FR ranks #13,790 worldwide for total patents filed all time, with 121 patents from 60 inventors. Leading employers of inventors based in Épernay, FR include Dow Corning S.A., CEA, Dover Europe Sàrl.

Showing 1–50 of 60 inventors

Rank Inventor Primary Company Patents
1 Franck A. D. Renauld Dow Corning S.A. 17
2 Michel Di Gioia CEA 6
3 Daniel Esteoulle Dover Europe Sàrl 5
3 Audrey Bourgeois Cosucra Groupe Warcoing S.A. 5
#5 Marie-Christine Andry Bioetica 4
#5 Michel Collard Andritz-Patentverwaltungs-Gesellschaft M.B.H. 4
#5 Claude Aubriot Virax 4
#5 Olivier Brun Institut National De La Recherche Agronomqiue 4
#9 Remi Loevenbruck Delphi Technologies 3
#9 Nicolas Chouan Exel Industries 3
#9 Damien Alliez Cisco 3
#9 Bruno Rety Micro-Controle—Spectra-Physics 3
#13 Bertrand Robillard Champagne Moet & Chandon 2
#13 Jacques Bidon Unknown 2
#13 Vincent Pierre Marie Ballu Tecnoma 2
#13 Jacques Ducoin 2
#13 Georges Vesselle Institut National De La Recherche Agronomqiue 2
#13 Loic Abgrall Aktiebolaget Skf 2
#13 Jean-Louis Ballu Unknown 2
#13 Xavier Person Schneider Electric Industries Sas 2
#13 Jean-Marie Tandart Facom 2
#13 Patrick Ors Lvmh Recherche 2
#13 Romain Billard CNRS 2
#13 Erwan Gilbert Axon Cable 2
#25 Christian Gonzalez Eos Holding Gmbh 1
#25 Jerome Collard Eos Holding Gmbh 1
#25 Chrstophe Faucher 1
#25 Jean L. C. Aubriot Virax 1
#25 Olivier Saint Georges 1
#25 Fabien Lecart 1
#25 Louis Ballu Pneumatiques Caoutchouc Manufacture Et Plastiques Kleber-Colombes 1
#25 Jullette Ducup De Saint Paul 1
#25 Roger Scieur 1
#25 Jean-Marc Goujon 1
#25 Pierre de Lafarge Sollac 1
#25 Robert Larbaletier 1
#25 Andre Collard 1
#25 Michel Bruvry 1
#25 Karim Ouenniche Marwal Systems 1
#25 Linda Humphrey 1
#25 Anne-Claire Bauquis Chr. Hansen A/S 1
#25 Bruno H. J. Duteurtre Champagne Moet & Chandon 1
#25 Roger Pernod 1
#25 Jean-Pierre Audinet Virax 1
#25 Jean-Luc Champougny Schlumberger Industires, S.A. 1
#25 Isabelle Mace 1
#25 Monique Charpentier Champagne Moet & Chandon 1
#25 Bastien Brocard Axon Cable 1
#25 Jean-Charles Boyer Framatome Connectors International 1
#25 Juan Guillermo Palacio Exel Industries 1