Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Vernaison, FR ranks #6,858 worldwide for total patents filed all time, with 349 patents from 45 inventors. Leading employers of inventors based in Vernaison, FR include Institut Francais Du Petrole, Rhodia Operations, Ifp Energies Nouvelles.

Showing 1–45 of 45 inventors

Rank Inventor Primary Company Patents
1 Alain Forestiere Institut Francais Du Petrole 71
2 Philippe Marion Rhodia Operations 50
3 Francois Hugues Institut Francais Du Petrole 47
#4 Arnaud Baudot Ifp Energies Nouvelles 29
#5 Daniel Averbuch Institut Francais Du Petrole 14
#6 Jean-Pierre Disson Arkema France 13
#7 Sylvain Perdrieux Elf Atochem S.A. 12
#8 Pierre Durual Atochem 10
#8 Matthieu Rolland Ifp Energies Nouvelles 10
#10 Jacques Dugua Atochem 9
#11 Chantal Buffevant Coletica 8
#12 Michel Thery Institut Francais Du Petrole 7
#13 Yves Chevalier CNRS 6
#14 Germain Hagenbach Elf France 5
#15 Philippe Rocher A.L.M. Holding 4
#15 Joaquin Lacambra Arkema France 4
#15 Jean-Michel Galland D'Elf Atochem S.A. 4
#15 Charles Lecointe S.P.C.M. Sa 4
#15 Vincent Mollet Rhodia Operations 4
#20 François Hughes Institut Francais Du Petrole 3
#20 Daniele Antoni Coletica 3
#22 Romain Vial Eurecat S.A. 2
#22 Daniel Semanaz Rhone-Poulenc Industries 2
#22 Laurence Carpot Institut Francais Du Petrole 2
#22 Andre Arsac Rhone-Poulenc Textile 2
#22 Pierre Sanvi Elf Antar France 2
#22 Mathieu Rolland Ifp Energies Nouvelles 2
#22 Sébastien Maillard Primetals Technologies France Sas 2
#22 Stephane Fremine Distech Controls 2
#30 Lucien Billet Rhone-Poulenc Chimie 1
#30 Philippe Floriot Owens-Brockway Glass Container 1
#30 Armand Barret Institut Francais Du Petrole 1
#30 Alain Wattier Elf Atochem S.A. 1
#30 Andr e Lantz Elf Atochem S.A. 1
#30 Laurent Laganier 1
#30 Danielle Antoni Coletica 1
#30 Michel Robatel Robatel 1
#30 Phlippe Boulanger Rhodia Operations 1
#30 Phillppe Marion Rhodia Operations 1
#30 Matthieu Lagauche Ifp Energies Nouvelles 1
#30 Delecroix Vincent Messier-Bugatti-Dowty 1
#30 Bernard Buffevant 1
#30 Georges Ruffo Rhone-Poulenc Chimie 1
#30 Jean-Noel Demay Les Cables De Lyon 1
#30 Gilles Leygue Elf France 1