Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

St. Ignace, MI ranks #27,793 worldwide for total patents filed all time, with 37 patents from 22 inventors. Leading employers of inventors based in St. Ignace, MI include Dow Corning, Rennco, General Motors. That works out to 16.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–22 of 22 inventors

Rank Inventor Primary Company Patents
1 David Clayton Gantner Dow Corning 6
2 Lendell Williams 4
3 Jack G. Swope Rennco 3
#4 William A. Carle, JR. 2
#4 Edward J. Humpert 2
#4 Kenneth Stahl General Motors 2
#4 Jeffrey J. Roethlisberger General Motors 2
#4 Mathew J. Pacek 2
#9 Venkatramanan Srinivasan General Motors 1
#9 Arthur A. Wahl 1
#9 Fred J. Schlehuber 1
#9 George Faleris 1
#9 George Faleris vice Saleris 1
#9 MARK ENGLE 1
#9 Dan Halberg 1
#9 Matthew Ross Wicks Intel 1
#9 Edmond G. Oakes General Motors 1
#9 Lawrence P. Del Ricci Unisys 1
#9 Al Muldoon 1
#9 Patrick Mendyk 1
#9 Jennifer Ohman-Dusek 1
#9 Steven T. Chludil 1

Part of Michigan