Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
FL

François Levert

Calais, FR: #1 of 4 inventorsTop 25%
Overall (2016): #401,183 of 481,213Top 85%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9345915 Equipment for controlling a train fire in a long railway tunnel and method for implementing same Bruno Bouthors, Pascal Hochart, Christian Maquaire, Vincent Massy, Serge Poncet 2016-05-24