Top Inventors in Waterloo, IA | Patent Leaderboard

Waterloo, IA ranks #2,441 worldwide for total patents filed all time, with 1,275 patents from 348 inventors. Leading employers of inventors based in Waterloo, IA include Monsanto Technology, Tenneco Automotive Operating Company, Target Brands. That works out to 18.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 348 inventors

Rank	Inventor	Primary Company	Patents
1	Michael A. Josephs	Monsanto Technology	64
2	Thomas M. Harris	Tenneco Automotive Operating Company	31
3	Mark T. Ryan	Target Brands	30
#4	Robert J. White	Peak International	25
#4	Christopher D. Turner	John Deere	25
#6	Arthur Lance Springer	Verizon	22
#6	Fred Ritchie	Waterloo Industries	22
#6	Richard E. Winsor	John Deere	22
#9	Dean Arden Boyce	John Deere	18
#10	Kelsey C. Thom, Jr.	California Pellet Mill	17
#11	Dennis L. Jeffries	John Deere	16
#12	Paul Thomas Bruss	John Deere	15
#13	Curtis P. Ritter	John Deere	14
#14	Gary L. Campbell	Verizon	13
#14	Douglas L. Sevey	The University Of Northern Iowa	13
#14	Edwin R. Kreis	John Deere	13
#14	Gregory E. Sparks	John Deere	13
#18	Bernard B. Poore	John Deere	12
#18	Nathanael K. Rehn	John Deere	12
#18	David James Haugen	US EPA	12
#21	David C. Smart	John Deere	11
#21	Craig A. Puetz	John Deere	11
#21	Noah F. Homan	John Deere	11
#21	John Potter	British Telecommunications Public Limited	11
#25	Gregory S. Hosford	Shakespeare Company	10
#25	Bruce L. Upchurch	John Deere	10
#25	Dwayne A. Nystrom	John Deere	10
#28	Warren B. Depperman	Cogsdill Tool Products	9
#28	Jade E. Bender	John Deere	9
#28	Sarkis A. Koltookian	John Deere	9
#31	Jerry L. O'Donnell	For You	8
#31	Pratir Punjani	John Deere	8
#31	Randy C. Rush	John Deere	8
#31	Larry Linn Kriener	John Deere	8
#31	David E. Brandon	John Deere	8
#31	Marion E. Hutchison	Veda Incorporated	8
#31	David A. Trower	Waterloo Industries	8
#31	Eric J. Hruby	John Deere	8
#39	Michael Cook	John Deere	7
#39	Keith Borglum	—	7
#39	Stephen P. Lang	John Deere	7
#39	Jordan Tagtow	John Deere	7
#39	Douglas S. Brocco	John Deere	7
#39	Richard A. Michael	John Deere	7
#39	William Guy Alexander	John Deere	7
#39	Robert E. Haight	John Deere	7
#39	Ryan Pecinovsky	John Deere	7
#39	Duane Fredrick Meyer	John Deere	7
#39	Kenneth D. Kramer	John Deere	7
#39	Keith Baker	John Deere	7

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