Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Boulay, FR ranks #68,568 worldwide for total patents filed all time, with 5 patents from 3 inventors. Leading employers of inventors based in Boulay, FR include Mersen France Amiens Sas, Elf Atochem S.A., Arcelormittal.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Veronique Da Ros Mersen France Amiens Sas 2
1 Daniel Cauvy Elf Atochem S.A. 2
3 Marine Kieffer Arcelormittal 1