Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Richfield, MN ranks #2,550 worldwide for total patents filed in 2016, with 46 patents from 26 inventors. Leading employers of inventors based in Richfield, MN include Donaldson Company, Honeywell, St. Jude Medical, Atrial Fibrillation Division. That works out to 1.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–26 of 26 inventors

Rank Inventor Primary Company Patents
1 Steven Scott Gieseke Donaldson Company 4
1 Gregory Young Honeywell 4
1 Israel A. Byrd St. Jude Medical, Atrial Fibrillation Division 4
#4 Arthur Everett Felgate 3
#4 Loren J. Mattson Adc Telecommunications 3
#6 Richard J. Mehus Ecolab Usa 2
#6 Pierre Asselin Seagate Technology 2
#6 Preston Wayne Schmidt 2
#6 Todd Kreft Honeywell 2
#6 David George Kensinger Tower Solutions 2
#6 John David Kuhn Donaldson Company 2
#6 Gregory A. Boser Medtronic 2
#13 Russell D. Maziarka 1
#13 Andrew Justin DeRung Eaton 1
#13 Paul Daniel Codding Hortonworks 1
#13 Justin Bak Agco 1
#13 Aran N. Kissoon 1
#13 Stephen Anthony Stone Horton 1
#13 Emily Collin Kansas State University 1
#13 Richard Kenneth Magnuson Keystone Retaining Wall Systems 1
#13 Dennis J. Warwick Datacard 1
#13 Gregory M. Johnson Litton Systems 1
#13 Nathan E. Low Lockheed Martin 1
#13 Todd A. Kilpela Depuy Ireland Unlimited 1
#13 Scott S. Jeutter Boston Scientific Scimed 1
#13 Dennis Ray Wells Commscope Technologies 1

Part of Minnesota