Top Inventors in Springfield, IL

Springfield, IL ranks #2,104 worldwide for total patents filed all time, with 1,513 patents from 358 inventors. Leading employers of inventors based in Springfield, IL include Design Ideas, Whitewater West Industries, Monsanto Technology. That works out to 13.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 358 inventors

Rank	Inventor	Primary Company	Patents
1	Christopher Hardy	Design Ideas	112
2	Rick A. Briggs	Whitewater West Industries	73
3	R. Neal Post	Design Ideas	66
#4	Jeffrey Hall	Monsanto Technology	56
#4	John T. Knepler	Bunn-O-Matic	56
#6	Terence P. Purcell	IBM	55
#7	Dean Ulbrich	Monsanto Technology	43
#8	William E. Midden	Bunn-O-Matic	32
#9	Arthur H. Bunn	Bunn-O-Matic	27
#10	Burton L. Hart	Bunn-O-Matic	24
#11	Suresh Radhakrishnan	Bunn-O-Matic	23
#12	Charles H. Clark	Bunn-O-Matic	22
#12	John J. Lord	Access Business Group International	22
#14	Otto Koch	Bayer Healthcare	21
#15	John Zimmerman	Philips	20
#16	Duane Lee Marzinzik	State Farm	18
#16	Randy D. Pope	Bunn-O-Matic	18
#16	Vaidya Balasubramanian Pillai	State Farm	18
#19	Keith A. Kabrick	Caterpillar	15
#20	Robert W. Fox	Hubbell Incorporated	13
#21	Mina Andujar	Design Ideas	12
#21	Wayne F. Gorsek	Vitacost.Com	12
#23	Ronald W. Steffen	Dickey-John	11
#23	Christopher W. Rahn	Bunn-O-Matic	11
#23	David C. Reardon	Unknown	11
#23	Kenneth W. Stover	Bunn-O-Matic	11
#23	Donald E. Wiley	Bunn-O-Matic	11
#28	Jason M. Banning	Bunn-O-Matic	10
#28	James A. McGill	—	10
#30	Jason Walsh	Design Ideas	9
#30	John Bodjack	Faro Technologies	9
#30	David K. Wyness	Chicago Bridge & Iron	9
#33	Eric Alan Samuelson	Eaton	8
#33	Mark W. Bandixen	Bunn-O-Matic	8
#33	Rex Allen Rogers	Bunn-O-Matic	8
#33	Peter Gale	Precision Medical Partners	8
#33	John D. Bishop	Bunn-O-Matic	8
#33	Thomas E. Baird	The Scott Fetzer	8
#33	Krishna Rocha-Singh	Cardiosonic	8
#40	Seth Cody Ensign	The Goodyear Tire & Rubber	7
#40	Kent James	Amvac Chemical	7
#40	Patrick Nudo	—	7
#40	William Krause	Baker Oil Tools	7
#40	Timothy O. Green	—	7
#40	Ronald L. Voller	—	7
#40	Steven H. Plume	Emerson Electric	7
#47	James D. Freeman	—	6
#47	Alexander S. Nudo	—	6
#47	Zhongren Zhang	—	6
#47	Joel MORTON	Dickey-John	6

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Springfield, IL All Time