Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Maplewood, MN ranks #1,685 worldwide for total patents filed in 2021, with 80 patents from 53 inventors. Leading employers of inventors based in Maplewood, MN include 3M, Medtronic, Cardiac Pacemakers. That works out to 1.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 53 inventors

Rank Inventor Primary Company Patents
1 Xuan Jiang 3M 6
2 Richard J. Pokorny 3M 5
3 James R. Keogh Medtronic 4
#4 John D. Hatlestad Cardiac Pacemakers 3
#4 Derek J. Dehn 3M 3
#4 Eric J. Voth St. Jude Medical, Atrial Fibrillation Division 3
#4 Patrick Gonia Honeywell 3
#4 Michael E. Griffin 3M 3
#9 Mitchell A. F. Johnson 3M 2
#9 Minyu Cai Cummins 2
#9 Sukanya Varadharajan 2
#9 Ian Dailey University Of Illinois 2
#9 Ian Dailey 3M 2
#14 Shih-Hung Chou 3M 1
#14 Surekha Palreddy Cameron Health 1
#14 Waldo L. Lopez 3M 1
#14 Matthew J. Janechek Ergotron 1
#14 Naimul Karim 3M 1
#14 Claude Lavallee 3M 1
#14 Timothy J. Diekmann Stratasys 1
#14 Aleksey V. Kurdyumov Surmodics 1
#14 Zhiming Zhou 3M 1
#14 Mary M. Caruso Dailey 3M 1
#14 Erhan Erdemir 1
#14 Timothy Etter Reflex Medical 1
#14 Roger L. Stolte Ecolab Usa 1
#14 Ramji T. Venkatasubramanian 1
#14 Laura-Lee Farrell Brown University of Minnesota 1
#14 Patrick J. Krekelberg Gpsip 1
#14 Rodney Schmidt Cnh Industrial America 1
#14 Guglielmo Memo Izzi 3M 1
#14 Patricia M. Savu 3M 1
#14 Daniel C. Bjorkquist Tsi Group Co. 1
#14 Lawrence W. Wales Anulex Technologies 1
#14 David J. Moore 3Com 1
#14 Cameron M. Duescher Keltech Engineering 1
#14 Srinivasan Kannan Oracle 1
#14 Kayla C. Niccum 3M 1
#14 James E. Watson 3M 1
#14 Tyler Merth Stac 1
#14 David K. Bruechert 3M 1
#14 Anatoly Z. Rosenflanz 3M 1
#14 Michael D. Kaytor Humanetics 1
#14 John C. Clark 3M 1
#14 William L. Parish Hearing Components 1
#14 Daniel C. Munson 3M 1
#14 Choua Yang Target Brands 1
#14 Jonathan Glaser Trane International 1
#14 James M. Haase Medtronic 1
#14 Matthew Gabriel Westlake Trinity Rail Group 1

Part of Minnesota