Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hannibal, MO ranks #15,733 worldwide for total patents filed all time, with 98 patents from 38 inventors. Leading employers of inventors based in Hannibal, MO include Watlow Electric Manufacturing, Hospira, Basf Se. That works out to 5.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–38 of 38 inventors

Rank Inventor Primary Company Patents
1 Scott Boehmer Watlow Electric Manufacturing 17
2 Roger Brummell Watlow Electric Manufacturing 10
3 Gary A. Howard Hospira 9
#4 Robert Leicht Basf Se 6
#5 Angie Privett Watlow Electric Manufacturing 5
#6 Jason Miller Watlow Electric Manufacturing 4
#6 Roger Reynolds American Research Corporation Of Virginia 4
#8 Ken Gaulke Watlow Electric Manufacturing 3
#8 Ernest C. Couch 3
#8 Mark Long Bouldin 3
#8 Michael W. Ruhr Watlow Electric Manufacturing 3
#12 Patrick Eugene Meysenburg Dura Global Technologies 2
#12 Julie Tischer Watlow Electric Manufacturing 2
#12 Jennifer Anne Born 2
#12 Mark L. Stewart 2
#16 Barry M. Blue 1
#16 Irene Stewart 1
#16 Melanie Luna Sprint Communications 1
#16 Paul S. Whetstone Watlow Electric Manufacturing 1
#16 Gerald S. Jackson Watlow Electric Manufacturing 1
#16 Dan Hunzeker General Mills 1
#16 Grace Meyer Harman International Industries, Incorporated 1
#16 Nicole McKee 1
#16 Lucas C Judlowe General Mills 1
#16 Kenny SINCLAIR Watlow Electric Manufacturing 1
#16 Sam Waters Continental Cement Company 1
#16 Harold W. Haycraft 1
#16 Roy Krause 1
#16 Raya A. Krause 1
#16 A. Clayton Baldwin, Jr. 1
#16 Alexandria L. Merritt Robert Bosch Gmbh 1
#16 Darrell K. Maisel 1
#16 Chris D. Baichoo Watlow Electric Manufacturing 1
#16 Mark E. Riley Harris 1
#16 Roly Juliano Watlow Electric Manufacturing 1
#16 Paul H. Stoverock Harris 1
#16 Richard N. Resa 1
#16 Onita Schaller 1

Part of Missouri