Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Blackheath, GB ranks #28,128 worldwide for total patents filed in 2021, with 1 patent from 1 inventor. Leading employers of inventors based in Blackheath, GB include Workshare.

Showing 1–1 of 1 inventors

Rank Inventor Primary Company Patents
1 Barrie Hadfield Workshare 1