Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

West Des Moines, IA ranks #2,543 worldwide for total patents filed all time, with 1,220 patents from 276 inventors. Leading employers of inventors based in West Des Moines, IA include Pioneer (Corteva), Stine Seed Farm, Cobbs Manufacturing. That works out to 17.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 276 inventors

Rank Inventor Primary Company Patents
1 Andre R. Abad Pioneer (Corteva) 71
2 Joseph R. Byrum Stine Seed Farm 48
3 Scott Diehn Pioneer (Corteva) 42
#4 Thomas R. Steinhagen Cobbs Manufacturing 38
#4 Ronald L. Barnes Ncr 38
#6 Mitchell C. Tarczynski Pioneer (Corteva) 37
#7 Philip E. O. Buelow Delavan 35
#8 Sue B. Lo Pioneer (Corteva) 32
#9 Mary Trimnell Pioneer (Corteva) 28
#10 Steven P. Hergott Townsend Engineering 26
#11 Justin Borgstadt Halliburton Energy Services 22
#11 Neal A. Thomson Delavan 22
#13 Saul Mirsky Compressor Controls 19
#14 David H. Bretz Delavan 18
#14 Michael Hamilton HP 18
#16 Vincent L. Basile, II Townsend Engineering 15
#17 Mark S. Nesbit Aventis Pharma S.A. 13
#17 Brindha Narasimhamoorthy Kemin Industries 13
#17 Louis Brian Chapko Pioneer (Corteva) 13
#20 Francis A. Wittern, Jr. Fawn Engineering 12
#21 Gary A. Sandahl Pioneer (Corteva) 11
#21 Steven J. Myers Delavan 11
#21 Matthias Liebergesell Pioneer (Corteva) 11
#21 John Bell Payne Diamond Scientific 11
#21 Marvin Morford 11
#26 Henry J. Albright Fawn Engineering 10
#27 Nicholas Gillis Wells Fargo Bank, N.A. 9
#27 Randy Blevins Res Usa 9
#27 Jenna Sun John Deere 9
#27 Mohan Prasad A. Dasari Rrip 9
#27 James Franklin Bierl John Deere 9
#27 ALBERT L. LU Pioneer (Corteva) 9
#27 Cindy Rhodes John Deere 9
#34 Tatiana Seregina Human Gene Therapy Research Institute 8
#34 Herbert O. Dixon, Jr. Dico 8
#34 James D. Crowell Wells Fargo Bank, N.A. 8
#34 Ronald K. Grooters Pilling 8
#34 Jerry DuBois Motorola 8
#39 Vladimir Vlad Biova, L.L.C. 7
#39 Leon G. McCullough Ami Investments 7
#39 J. Morris Binder Tone Brothers 7
#39 Warren M. Kruger Monsanto Technology 7
#43 Mark Oman 6
#43 Kevin E. Thompson Delavan 6
#43 Satish Nayak Sling Media L.L.C. 6
#43 Andrew W. Maddux Stork Townsend 6
#43 Wolfgang Schuh Pioneer (Corteva) 6
#43 Andrew J. Heidloff Iowa State University 6
#43 David S. Mercer John Deere 6
#50 Daniel W. Pfeffer Townsend Engineering 5

Part of Iowa