Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Quimper, FR ranks #6,429 worldwide for total patents filed all time, with 381 patents from 132 inventors. Leading employers of inventors based in Quimper, FR include Blue Evolution, Cummins Filtration Ip, CEA.

Showing 1–50 of 132 inventors

Rank Inventor Primary Company Patents
1 Marc Deschamps Blue Evolution 26
2 Anthony Barreteau Cummins Filtration Ip 17
3 Jean-Luc Guichaoua Cummins Filtration Ip 14
#4 Philippe Azais CEA 13
#4 Christophe Henry Biontech Se 13
#6 Guillaume Kerboul Symmetry Medical Manufacturing 12
#7 Philippe Lejeune Teradyne 10
#8 Erwan Vigneras Blue Evolution 9
#8 Olivier Caumont Batscap 9
#8 Jean-Michel Depond Batscap 9
#11 Philippe Macquet Sidel Participations S.A.S 8
#12 Anne-Claire Juventin Blue Evolution 7
#12 Ronan Le Letty Cedrat Technologies 7
#14 Guy Le Gal Blue Evolution 6
#14 Jean-Yves Picard Cummins Filtration Ip 6
#14 Laurent Le Gall Blue Evolution 6
#14 Stephane Douget Zimmer Spine 6
#14 Gauthier Mestdag Cummins Filtration Ip 6
#14 Alain Olier Cummins Filtration Ip 6
#20 Ronan Corvec Cummins Filtration Ip 5
#20 Henri Ansquer 5
#20 Jean Champendal Autoliv Development Ab 5
#23 Bruno Legaignoux 4
#23 Jacques Colin Batscap 4
#23 Stéphane Le Guyader Cummins Filtration Ip 4
#23 François Pruvost Wockhardt Limited 4
#23 Vincent Bodenez Blue Evolution 4
#23 Arnaud Le Ven Cummins Filtration Ip 4
#29 Anne-Claire Juventin-Mathes Blue Evolution 3
#29 Dominique Cartier CNRS 3
#29 Roger Labia CNRS 3
#29 Jean-Baptiste Hubert Cgg Services Sas 3
#29 Dominique Legaignoux 3
#29 Marcel Ceintrey 3
#29 Patrick Carn Unknown 3
#36 Bernard Marchau Sidel 2
#36 Patrick Le Chevalier CNRS 2
#36 Bruno Paugam Genesys Telecommunications Laboratories 2
#36 Sébastien Kermarrec Autoliv Development Ab 2
#36 Karine Lester CNRS 2
#36 Yannick Fleury CNRS 2
#36 Alain Rocheux Cummins Filtration Ip 2
#36 Gildas LeMen Cummins Filtration Ip 2
#36 Laurent Costecalde Autoliv Development Ab 2
#36 Catherine Luquet Autoliv Development Ab 2
#36 Erwan Cadiou Vallourec Mannesmann Oil & Gas France 2
#36 Matthieu Guennal 2
#36 Lucien Tamic Bollore 2
#36 Frédèric Abribat Batscap 2
#36 Michel Peillet Batscap 2