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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hazelwood, MO ranks #4,263 worldwide for total patents filed in 2021, with 26 patents from 12 inventors. Leading employers of inventors based in Hazelwood, MO include Mallinckrodt, Labyrinth Technologies, Mallinckrodt Hospital Products Ip Unlimited. That works out to 1.0 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 Raghavan Rajagopalan Mallinckrodt 5
2 Theodore J. Stegeman Labyrinth Technologies 3
2 Jim Potenziano Mallinckrodt Hospital Products Ip Unlimited 3
2 Daniel D. Gilbertson The Boeing 3
#5 Tsz Chung Lai Specgx 2
#5 John T. Stegeman Labyrinth Technologies 2
#5 Henry D. Priest Benson Hill 2
#5 Jared Bullock Biomerieux 2
#9 Robert Herrick Fairchild Semiconductor 1
#9 Amy E. Stroman Monsanto Technology 1
#9 John G. Wilson Rockwell Collins 1
#9 Greg Bengard Specgx 1

Part of Missouri