Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Vreden, DE ranks #6,663 worldwide for total patents filed in 2016, with 13 patents from 6 inventors. Leading employers of inventors based in Vreden, DE include Sony, Day International, Rockwool A/S.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Joerg Robert Sony 7
2 Gerd Kemper 2
3 Patrick Haake 1
3 Gerhard Kemper 1
3 Herbert Ahler Day International 1
3 Thomas Tielemann Rockwool A/S 1