Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

DeForest, WI ranks #5,727 worldwide for total patents filed all time, with 445 patents from 90 inventors. Leading employers of inventors based in DeForest, WI include Group14 Technologies, Honeywell, Spectrum Brands. That works out to 41.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 90 inventors

Rank Inventor Primary Company Patents
1 Timothy S. O'Brien Group14 Technologies 35
2 James D. Seefeldt Honeywell 31
3 Randy Scott Miller Spectrum Brands 29
#4 Morgan J. Lowery Koss 27
#4 Michael C. Harke Hamilton Sundstrand 27
#6 Richard L. Williams Sony 25
#7 Gregory J. Hallingstad Koss 23
#8 Daniel Doucette Kraft Foods Holdings 18
#9 Christopher T. Strahm S. C. Johnson & Son 14
#10 Joel L. Haynie Koss 12
#11 Tanya M. Jacobs S. C. Johnson & Son 10
#11 John L. Atlee, III Sensor Devices 10
#13 Richard E. Clack Clack 8
#13 Carolina Castellanos Kraft Foods Holdings 8
#15 Chris Strahm AbbVie 7
#15 Kenneth E. Woode Kraft Foods Holdings 7
#15 Christopher T. Strahm Evalve 7
#15 Joel D. Roltgen Cummins Filtration Ip 7
#15 Gopakumar Kamalakshakurup Abs Global 7
#20 Anthony C. Wangelin Penda 6
#20 Luke A. Titel Alkar-Rapidpak 6
#22 Jamie Noble Trienda 5
#23 Debra Kleinheinz Sharpee Pioneer (Corteva) 4
#23 Benjamin Beaton Genus Plc 4
#23 Randall A. Kiedaisch Manville 4
#23 Aleksander S. Roudnev Weir Slurry Group 4
#23 Laurie Engel Promega 4
#23 Rebecca Godat Promega 4
#29 Lisa S. Nelson Promega 3
#29 Nikolai S. Strelchenko Infigen 3
#29 Marvin M. Pace Infigen 3
#29 Alex A. Bethke Cummins Emission Solutions 3
#29 Carol A. Clausen USDA 3
#34 Pamela Phillips Don Evans 2
#34 James Sensenbrenner Don Evans 2
#34 Devan Funk Abs Global 2
#34 Kaleena Stephan Abs Global 2
#34 Ryan Starkenburg Abs Global 2
#34 Gabriela Marquez Betz Abs Global 2
#34 Edward P. Brogan 2
#34 Dawn R. Rabbach Promega 2
#34 Laura Egnash Stemina Biomarker Discovery 2
#34 Cristian Vergara Abs Global 2
#34 Yalda Zare Abs Global 2
#34 Kary J. Staples Gilson 2
#34 Cyrus Nigon Macdon Industries 2
#34 Scot Smith Seamless Technologies 2
#34 Paul Kjorlie Alkar-Rapidpak 2
#34 Katrina Dattilo 2
#34 Glen E. Ruttencutter Seminis Vegetable Seeds 2

Part of Wisconsin