Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Mayenne, FR ranks #12,824 worldwide for total patents filed all time, with 136 patents from 39 inventors. Leading employers of inventors based in Mayenne, FR include Moulinex S.A., Rhodia Operations, CEA.

Showing 1–39 of 39 inventors

Rank Inventor Primary Company Patents
1 Bruno Leverrier Moulinex S.A. 20
2 Bernard Besson Rhodia Operations 16
3 Bruno Perly CEA 11
#4 Jean-Yves Beaudet Seb S.A. 9
#5 Christian Dupuy Atmel 8
#6 Francis Lesieur Imv Technologies 7
#7 Jean-Pierre Pilleux Smithkline Beecham Limited 5
#7 Jean-Pierre Trocherie Moulinex S.A. 5
#9 Philippe Raoul Arvinmeritor Light Vehicle Systems—France 4
#9 Christophe Guerin Seb S.A. 4
#9 Pascal Harand Valeo Vision 4
#9 Benoit Destenaves Merck 4
#9 Charles Rosilio CEA 4
#9 Benoît Flipot Illinois Tool Works 4
#15 Alain Letemplier Thales 3
#16 Felix Bergsma European Organization For Nuclear Research (Cern) 2
#16 Julien Debuyer 2
#16 Patrick Deliens Seb S.A. 2
#16 Yvan Collombet Sicpa Holding Sa 2
#20 Khalid Belhaj Hispano Suiza 1
#20 Yves Rideau Sofamor S.N.C. 1
#20 Alexandre Clement 1
#20 Juan Godoy Ricalde Fromageries Bel 1
#20 Christian D. Burnouf 1
#20 Paul Gesche Rhone-Poulenc Viscosuisse Sa 1
#20 Loic Beucher Google 1
#20 Fabrice Reveillere Seb S.A. 1
#20 Gilbert Pouleyn 1
#20 Stéphane Retour Seb S.A. 1
#20 Séverine Miu Seb S.A. 1
#20 Jacques Volle Fresenius Medical Care Deutschland Gmbh 1
#20 Yacine Belkhanfar Montres Tudor Sa 1
#20 Nathalie Claude Marianne Barges 1
#20 Mathieu Berthelot Airbus Operations Sas 1
#20 Sébastien Voisembert 1
#20 Franck Robinet Legrand France 1
#20 Guillaume Passard CNRS 1
#20 Michel Carretier Centre Hospitalier Universitaire De Poitiers 1
#20 Francois Boumaza Valeo Vision 1