Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Walkerton, IN ranks #18,568 worldwide for total patents filed all time, with 75 patents from 21 inventors. Leading employers of inventors based in Walkerton, IN include Zimmer, The Shyft Group, Depuy Synthes Products. That works out to 35.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–21 of 21 inventors

Rank Inventor Primary Company Patents
1 Dirk Pletcher Zimmer 20
2 Richard D. Eichstedt The Shyft Group 9
3 Barry A. Schnieders Depuy Synthes Products 7
#4 Stefan J. Glen Beckman Instruments 5
#4 Paul L. Scribner Audiovox Specialized Applications 5
#4 Charles B. Bucklew Scriptlogic 5
#7 Michael Keiper 3
#7 Michael E. Fitzgerald 3
#7 Seth Schwartz 3
#10 Norman Lee Hostetler Robert Bosch Gmbh 2
#10 Gary S. Sokol Plyco 2
#10 Timothy E. Freehauf Plyco 2
#13 Adam G. Sokol Plyco 1
#13 Stanley H. Borlik 1
#13 Larry L. Plummer 1
#13 David Hostetler Rossborough Manufacturing Co. 1
#13 Mark D. Wickizer 1
#13 Kevin M. Jacobs Caterpillar 1
#13 Lloyd L. Knowlton 1
#13 Kenneth Stelmaszek 1
#13 David Andrew Sinn 1

Part of Indiana