Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tønder, DK ranks #4,750 worldwide for total patents filed in 2016, with 21 patents from 13 inventors. Leading employers of inventors based in Tønder, DK include Knowles Electronics, Ecco Sko A/S, Neurosearch A/S.

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Kim Spetzler Berthelsen Knowles Electronics 5
2 Dieter Kasprzak Ecco Sko A/S 4
3 Ejnar Truelsen Ecco Sko A/S 2
#4 Ulrik Svane Sørensen Neurosearch A/S 1
#4 Lasse W. Mogensen Unomedical A/S 1
#4 Per Andre Selzer National Oilwell Varco Norway As 1
#4 Jesper Søndergaard Hansen Aquaporin A/S 1
#4 Niels Mørch Fingerprint Cards Ab 1
#4 Soren Andersen 1
#4 Jens Ulrik Nielsen Haldor Topsøe A/S 1
#4 Michael Bjorn Hansen Rockwool International A/S 1
#4 Knud Palmelund Sørensen Danmarks Tekniske Universitet 1
#4 Annette Sorensen 1