Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Heemskerk, NL ranks #7,993 worldwide for total patents filed in 2021, with 11 patents from 2 inventors. Leading employers of inventors based in Heemskerk, NL include Compass Plants B.V., Tata Steel Ijmuiden B.V..

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Harrie Verduin Compass Plants B.V. 10
2 Richard Mostert Tata Steel Ijmuiden B.V. 1