Top Inventors in Johnston, IA | Patent Leaderboard

Johnston, IA ranks #1,493 worldwide for total patents filed all time, with 2,256 patents from 247 inventors. Leading employers of inventors based in Johnston, IA include Pioneer (Corteva), Delavan, Dow Agrosciences. That works out to 93.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 247 inventors

Rank	Inventor	Primary Company	Patents
1	Leon G. Streit	Pioneer (Corteva)	183
2	Lev Alexander Prociw	Delavan	168
3	Luis A. Verde Chifflet	Pioneer (Corteva)	89
#4	Goran Srnic	Pioneer (Corteva)	70
#4	Sandeep Kumar	Dow Agrosciences	70
#6	Keith Lowe	Pioneer (Corteva)	60
#7	Brandon P. Williams	Collins Engine Nozzles	59
#8	Brian Wilson	AT&T	52
#9	Stephen William Noble, Jr.	Pioneer (Corteva)	44
#10	Kanwarpal S. Dhugga	Pioneer (Corteva)	42
#11	Xiaomei Shi	Pioneer (Corteva)	38
#12	Bailin Li	Pioneer (Corteva)	37
#13	David L. Johnson	Pioneer (Corteva)	34
#14	Jun-Zhi Wei	Pioneer (Corteva)	32
#15	Baolong Zhu	Genomatica	30
#15	Mark E. Barker	John Deere	30
#17	Pedro Gonzalez-Portilla	Benson Hill Seeds	27
#17	Sarah E. Worden	Dow Agrosciences	27
#19	JOSHUA K. YOUNG	Pioneer (Corteva)	26
#19	Mark Cooper	North Carolina State University	26
#21	Shufeng Han	John Deere	25
#21	Jimei Wang	Pioneer (Corteva)	25
#21	Jinrui Shi	Pioneer (Corteva)	25
#21	Xiaomu Niu	Pioneer (Corteva)	25
#25	Peizhong Zheng	Pioneer (Corteva)	23
#25	Mark A. Cracraft	John Deere	23
#25	Haiyin Wang	Pioneer (Corteva)	23
#28	Douglas Edward DeVries	Consumer Safety Technology	22
#29	Robert G. Larkin	Ach Food Companies	21
#29	Scott E. Nichols	Pioneer (Corteva)	21
#29	Tarik Loukili	John Deere	21
#32	Curtis A. Maeder	John Deere	20
#32	Huirong Gao	Pioneer (Corteva)	20
#32	Brandon M. McDonald	John Deere	20
#35	David S. Stucker	Pioneer (Corteva)	19
#36	Jianbin Yu	Pioneer (Corteva)	17
#36	Mark Peter Sahlin	John Deere	17
#36	Joseph Samo	Delavan	17
#39	Eric Barbour	Pioneer (Corteva)	16
#40	Leszek A. Lyznik	—	15
#40	Guofu Li	Sangamo Biosciences	15
#42	Yue Yun	Pioneer (Corteva)	14
#43	Jingrui Wu	Pioneer (Corteva)	12
#43	SERGEI SVITASHEV	Pioneer (Corteva)	12
#43	Deping Xu	Pioneer (Corteva)	12
#46	Leszek A. Lyznik	Purdue Research Foundation	11
#46	Norbert Brugiere	Pioneer (Corteva)	11
#46	Joy Vuijk	John Deere	11
#49	Stephen Wade Brooks	Video Gaming Technologies	10
#49	David L. Hyten, Jr.	Pioneer (Corteva)	10

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