Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Châtellerault, FR ranks #7,216 worldwide for total patents filed all time, with 323 patents from 121 inventors. Leading employers of inventors based in Châtellerault, FR include Dupont Nutrition Biosciences Aps, Snecma Services, Thales.

Showing 1–50 of 121 inventors

Rank Inventor Primary Company Patents
1 Philippe Horvath Dupont Nutrition Biosciences Aps 22
2 Andre Malie Snecma Services 20
3 Bernard Chaumet Thales 13
#4 Frederic Braillard Snecma Services 11
#5 Gilles Ascher Hexacath 10
#6 Andre Boura Thales 9
#6 Alexandre Mary CEA 9
#8 Veronique Burnier L'Oreal 8
#8 Hakim Hoffmann Snecma Services 8
#8 Pascal Renoux Valeo Systemes D'Essuyage 8
#11 François Gutty Thales 7
#12 Eric Loil Thales 6
#13 Jacques Maurel Alcatel 5
#13 Maxime Andre Hutchinson 5
#13 Jean-Pierre Huchin Snecma Services 5
#13 Etienne Bonnaudet Sextant Avionique 5
#13 Stephane Hommelet Valeo Systemes D'Essuyage 5
#13 Jean-Paul Boissac Valeo Systemes D'Essuyage 5
#19 Willy Lionel Fradin Snecma Moteurs 4
#19 Marc Calonne CEA 4
#19 Jean-Pierre Gazeau Universite De Poitiers 4
#19 Georges Gagneux Equipements Automobiles Marchal 4
#19 Elise Manoury Dupont Nutrition Biosciences Aps 4
#19 Jean-René Chevalier Sextant Avionique 4
#25 Annie Mornet Dupont Nutrition Biosciences Aps 3
#25 Joel Metais 3
#25 Bruno Desnoulez Unknown 3
#25 Pierre Gallon Thales 3
#25 Jean Pierre Brissonnet 3
#25 Jean-Francois Decaux 3
#25 Sabine Petit CNRS 3
#25 Steffen Kretschmer Linde Material Handling Gmbh 3
#25 Frédéric Sahliger Thales 3
#25 Quentin Aubugeau Valeo Systemes D'Essuyage 3
#25 Jean-Louis Delevallee Faurecia Systemes D'Echappement 3
#36 Claude Deroure Potain 2
#36 Patrick Chaigneau Dupont Nutrition Biosciences Aps 2
#36 Jean-Philippe Obert Dupont Nutrition Biosciences Aps 2
#36 Xavier Savy Valeo Systemes D'Essuyage 2
#36 Herve Molet Snecma 2
#36 Therese Garault France Telecom 2
#36 Gilbert Bouy Valeo Systemes D'Essuyage 2
#36 Laurent Collinet Valeo Systemes D'Essuyage 2
#36 Denis Manesse Office National D'Etudes Et De Recherches Aérospatiales 2
#36 Patrice Marecot Institut Francais Du Petrole 2
#36 Sidney Toledano Christian Dior Couture 2
#36 Jack Schitter Valeo Systemes D'Essuyage 2
#36 Elisabeth Bac 2
#36 Christophe Faucher Valeo Systemes D'Essuyage 2
#36 Augustin Coello-Vera Alcatel 2