Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ballwin, MO ranks #1,093 worldwide for total patents filed all time, with 3,103 patents from 595 inventors. Leading employers of inventors based in Ballwin, MO include Monsanto Technology, Katalyst Surgical, Mallinckrodt. That works out to 99.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 595 inventors

Rank Inventor Primary Company Patents
1 Stanislaw Flasinski Monsanto Technology 148
2 Matthew N Zeid Katalyst Surgical 109
3 Richard B. Dorshow Mallinckrodt 95
#4 Robert M. Heintz G.D. Searle 56
#5 Catherine A. Chay Monsanto Technology 55
#6 Kunsheng Wu Monsanto Technology 42
#7 Daniel R. Dorrance Hunter Engineering 41
#8 Ming Zhang Micron 39
#8 James H. Cink Basf Se 39
#10 Sanhong Zhang Watlow Electric Manufacturing 34
#10 Peter O. Olins G.D. Searle 34
#12 Derek Redmore Petrolite 31
#13 Urszula Slomczynska Monsanto Technology 27
#13 Brendan McCrea Bard Peripheral Vascular 27
#15 Kumnan Paik G.D. Searle 26
#16 Terri Boehm Pharmacia 25
#16 Sergey Ivashuta Monsanto Technology 25
#18 George Kvakovszky Hoechst Celanese 24
#19 Daniel E. Bailey Nidec Motor 23
#19 Robert L. Chiang Air Products And Chemicals 23
#19 Martin Shawn Egan Contico International 23
#22 Leonard A. Ficken Unidynamics 22
#22 Hariprasad Sreedharamurthy Globalwafers Co. 22
#22 Charles P. Romano Monsanto Technology 22
#25 Andrew J. Lewis Oracle 21
#26 Jingdong Liu Monsanto Technology 20
#26 Jennifer L. Lutke Monsanto Technology 20
#28 Siqun Xu Divergence 19
#29 Michael Craig Henricks Eaton Intelligent Power Limited 18
#29 Brian Everett Lynk 18
#29 Daniel W. Moran Washington University 18
#32 Brian Piel Mastercard 17
#32 James P. Dunne The Boeing 17
#32 Subo Liao Mallinckrodt 17
#32 Jesse J. Chounard, II Koplar Interactive Systems International 17
#32 Michael C. Reynolds Koplar Interactive Systems International 17
#32 James M. Doherty AT&T 17
#38 Brian Michael Zanghi Societe Des Produits Nestle S.A. 16
#38 John D. Chisholm Mastercard 16
#38 David J. Sikora Chemtura 16
#38 John S. Conboy Unknown 16
#38 Douglas Held Singulex 16
#38 Hwang-Fun Lu Pharmacia 16
#44 Yiwei Ding Monsanto Technology 15
#44 Douglas L. Kirk Blazing Products 15
#44 Poorvi Patel Hitachi Energy Switzerland Ag 15
#47 Ying Guo City University Of Hong Kong 14
#48 James E. French The Boeing 13
#48 Daniel L. Furmanek Emerson Electric 13
#48 Dennis L. Wagner Hussmann 13

Part of Missouri