Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Rapid City, SD ranks #3,206 worldwide for total patents filed all time, with 941 patents from 295 inventors. Leading employers of inventors based in Rapid City, SD include South Dakota Board Of Regents, Micron, Cetus. That works out to 12.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 295 inventors

Rank Inventor Primary Company Patents
1 Haiping Hong South Dakota Board Of Regents 25
2 Michael Connell Micron 23
2 Robert Zimmerman Cetus 23
#4 Zhengtao Zhu University Of Illinois 22
#5 William J. Barnes General Motors 21
#6 Stuart E. Fromm Depuy Mitek 18
#7 Michael Joyce B9Creations 16
#7 David A. Boyles Lear 16
#7 Thomas J. Holmes Space Systems/Loral 16
#10 Patrick R. Zimmerman South Dakota School Of Mines And Technology 15
#10 Carol A. Rae Immutrix Therapeutics 15
#12 Hao Fong Nanopareil 14
#12 Jan Simoni Immutrix Therapeutics 14
#14 Dennis J. Helfritch Research-Cottrell 13
#14 David R. Salem South Dakota Board Of Regents 13
#14 Bradley R. Eveleth Cowboys Caps 13
#17 John F. Moeller Immutrix Therapeutics 12
#17 Ryan McFarland Strider Sports International 12
#19 Jacob Brown Spm Oil & Gas 11
#19 John B. Jarding I-Lumen Scientific 11
#19 Grace Simoni Immutrix Therapeutics 11
#19 Christian Widener South Dakota Board Of Regents 11
#23 Victor Champagne South Dakota Board Of Regents 10
#23 Kenneth R. Harris AMD 10
#23 Rob Wendt Pilepro Gmbh 10
#23 Kip M. Larson Littelfuse 10
#27 Jon Kellar South Dakota Board Of Regents 9
#28 David Langerman South Dakota Board Of Regents 8
#28 Jack R. Gaines Eldon Industries 8
#28 Paul Whalen General Mills 8
#31 Peda V Medagam Phase Technologies 7
#31 Jan A. Puszynski US Air Force 7
#31 Jeevan Meruga South Dakota Board Of Regents 7
#31 Lori J. Groven Purdue Research Foundation 7
#31 Larry Lytle 2035 7
#31 Steven W. Stanton Tektronix 7
#37 Dean W. Walters Caterpillar 6
#37 John T. Bendler GE 6
#37 John W. Willard, Sr. 6
#37 P. Stanley May South Dakota Board Of Regents 6
#37 Bert D. Mannhalter Arris Composites 6
#37 Sammy L. Coleman 6
#37 Kayhan Karatekeli Dish Technologies L.L.C. 6
#44 Bernt Askildsen 5
#44 Xinghui Meng South Dakota School Of Mines And Technology 5
#44 Casey Dean Allen Spirit Aerosystems 5
#44 Thomas Skoog Boston Scientific Scimed 5
#44 Mark W. Ingalls Spectrum Control 5
#49 Will Hansen 4
#49 Gary L. Babl 4

Part of South Dakota