Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Houdan, FR ranks #50,825 worldwide for total patents filed all time, with 11 patents from 6 inventors. Leading employers of inventors based in Houdan, FR include Produits Chimiques Auxiliaries Et De Synthese, Gaz De France, Waters Technologies.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Sergio Kreimerman Produits Chimiques Auxiliaries Et De Synthese 3
1 Jean-Paul Henault Gaz De France 3
3 Stephane Dubant Waters Technologies 2
#4 Renee Quintin Le Material Telephonique 1
#4 Jacques Doumeizel 1
#4 Lorenzo Bajic Nemoptic 1