Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ham Lake, MN ranks #1,972 worldwide for total patents filed all time, with 1,647 patents from 189 inventors. Leading employers of inventors based in Ham Lake, MN include Cardiac Pacemakers, Surmodics, Cabot. That works out to 100.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 189 inventors

Rank Inventor Primary Company Patents
1 Brendan Early Koop Cardiac Pacemakers 76
2 Ralph A. Chappa Surmodics 74
2 Daniel J. Skamser Cabot 74
#4 William L. Bunnelle The Procter & Gamble 64
#5 Amy E. Thompson-Nauman Medtronic 61
#5 Derek C. Sutermeister Boston Scientific Scimed 61
#7 Jonathan L. Kuhn Medtronic 59
#8 Jamu Alford Hi 55
#9 Andrew L. De Kock Cardiac Pacemakers 45
#10 Todd M. Zielinski Medtronic 41
#11 John C. Holman Adc Telecommunications 40
#12 Darrell Wagner Cardiac Pacemakers 37
#13 Paul R. Mazanec Envoy Medical 32
#13 Bradford K. Palmer Cummins 32
#15 Eric A. Schilling Medtronic 30
#16 Mark D. Shultz Graco Minnesota 28
#17 Jesse Geroy Greatbatch 27
#18 Robert Danielson Fastest 26
#19 Anthony J. Ripley Polaris Industries 24
#20 Kevin D. Edmunds Boston Scientific Scimed 23
#20 John E. Hansen Cardiac Pacemakers 23
#22 Zak Zenz-Olson Integrity Orthopaedics 20
#23 Robert S. Harguth Cardiac Pacemakers 19
#24 Larry D. Canady Cardiac Pacemakers 18
#25 Anthony W. Schrock Eastman Kodak 17
#26 Robert M. Bennett Medtronic 16
#26 Loell Boyce Moon Cardiac Pacemakers 16
#26 Scott Meyerson St. Croix Medical 16
#26 Karissa L. Eckert 3M 16
#30 Eric Falbe Hammill Cardiac Pacemakers 15
#30 Timothy W. Holleman Medtronic 15
#30 Gary W. Michalko Johnstech International 15
#33 Van L. Snyder Cray 14
#33 Craig Kennedy Arctic Cat 14
#33 Mathew J. Hedrington Caterpillar 14
#33 Bradley C. Peck Medtronic 14
#37 Joseph D. Franko, Sr. Quality Assured Enterprises 13
#37 Gregory R. Johnson Multi-Tech Systems 13
#37 Irvin F. Dunsmore 3M 13
#40 David J. Erickson Lockheed Martin 12
#40 David J. Arneson Honeywell 12
#42 Mark A. Hilse Boston Scientific Scimed 11
#43 John Bergman Interactive Technologies 10
#43 Joseph P. Ricci Medtronic 10
#45 Douglas J. Gifford Cardiac Pacemakers 8
#45 Carol Werlein Cardiac Pacemakers 8
#45 Robert D. Walker Endotronics 8
#45 Gordon J. Vadis The Bug Company Of Minnesota 8
#45 Mark Thomas Brandl Donaldson Company 8
#50 Scott Gerber Dr. Ing. H.C. F. Porsche Ag 7

Part of Minnesota