Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ancenis, FR ranks #11,895 worldwide for total patents filed in 2021, with 6 patents from 5 inventors. Leading employers of inventors based in Ancenis, FR include Tristone Flowtech Solutions (Tfs), Manitou Bf, Lesaffre Et Compagnie.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Ghislain Gaudiau Tristone Flowtech Solutions (Tfs) 2
2 Fabrice Hubert Manitou Bf 1
2 Bruno Bouan 1
2 Emmanuel Pajot Lesaffre Et Compagnie 1
2 Silvia Gomes-Augusto Framatome 1