Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Maisons-Laffitte, FR ranks #87,345 worldwide for total patents filed all time, with 2 patents from 1 inventor. Leading employers of inventors based in Maisons-Laffitte, FR include Pulp And Paper Research Institute Of Canada.

Showing 1–1 of 1 inventors

Rank Inventor Primary Company Patents
1 Jean Hamel Pulp And Paper Research Institute Of Canada 2