Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Caen, FR ranks #10,265 worldwide for total patents filed all time, with 193 patents from 1 inventor. Leading employers of inventors based in Caen, FR include Hosiden.

Showing 1–1 of 1 inventors

Rank Inventor Primary Company Patents
1 Hiroshi Nakagawa Hosiden 193

Part of Oklahoma