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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Roskilde, DK ranks #17,449 worldwide for total patents filed all time, with 83 patents from 6 inventors. Leading employers of inventors based in Roskilde, DK include Haldor Topsøe A/S, Lenovo (Singapore) Pte., Cisco.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Peter Mølgaard MORTENSEN Haldor Topsøe A/S 40
2 Tobias Christensen Lenovo (Singapore) Pte. 20
3 Martin Djernaes Cisco 11
#4 Jacob Aqraou Ebay 6
#5 Carsten Ryttersgaard Leo Pharma A/S 4
#6 Bjarne B. Christensen Avinger 2

Part of California