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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Clayton, MO ranks #4,992 worldwide for total patents filed in 2021, with 21 patents from 12 inventors. Leading employers of inventors based in Clayton, MO include Washington University, Fibrogen, Bausch & Lomb Incorporated. That works out to 1.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–12 of 12 inventors

Rank Inventor Primary Company Patents
1 Lan Yang Washington University 4
2 Stephen J. Klaus Fibrogen 3
3 Brian D. McCary Bausch & Lomb Incorporated 2
3 Kevin Brian Sprague Ip Reservoir 2
3 Rajendra S. Apte Washington University 2
3 Bryan Niehaus Mastercard 2
#7 Ty T. Vaughn Monsanto Technology 1
#7 Jiaxi Fang Washington University 1
#7 Alexandra Fisher 1
#7 Grant Paris Miller Express Scripts Strategic Development 1
#7 Steven M. Rothman University of Minnesota 1
#7 Thomas Adam Kaczkowski Air Distribution Technologies Ip 1

Part of Missouri