Top Inventors in Princeton, IL | Patent Leaderboard

Princeton, IL ranks #4,598 worldwide for total patents filed all time, with 596 patents from 44 inventors. Leading employers of inventors based in Princeton, IL include Pioneer (Corteva), Schlage Lock Company, University Of North Texas. That works out to 76.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–44 of 44 inventors

Rank ↑	Inventor ↕	Primary Company ↕	Patents ↕
1	Mario Rosario Carlone, Jr.	Pioneer (Corteva)	221
2	Donald Kyle	Pioneer (Corteva)	166
3	Brian Allen Carden	Pioneer (Corteva)	67
#4	James E. Jensen	Schlage Lock Company	12
#5	Marjorie A. McIntosh	Pioneer (Corteva)	11
#6	John Redmond	University Of North Texas	10
#7	Craig L. Lucas	Schlage Lock Company	8
#7	William S. Niebur	Pioneer (Corteva)	8
#9	Ronald W. Nelson	John Deere	7
#10	Rex H. Lasson	Schlage Lock Company	6
#10	Richard L. Zunkel	Schlage Lock Company	6
#10	Allen J. DeClerk	Caterpillar	6
#10	Justin Michael Malohn	Caterpillar	6
#14	Thomas R. Lasier	Schlage Lock Company	5
#15	David Ralph Taylor	Peerless Mfg. Co	4
#15	Bryan G. Poorman	Caterpillar	4
#15	Jeffrey Lewis Fenwick	Schlage Lock Company	4
#18	Duc Van Pham	Diamond Multimedia Systems	3
#18	Justin Graham Gray	Pioneer (Corteva)	3
#18	Raymond H. Schnarr	Schlage Lock Company	3
#18	James R. Burkhart	Martin Engineering	3
#18	Christopher Roger Myers	Schlage Lock Company	3
#18	Charles T. Barth	Schlage Lock Company	3
#24	Alan Daniel Reeverts	Pioneer (Corteva)	2
#24	Gregory T. Carrott	—	2
#24	Scott Perry	Apple	2
#24	Lloyd Schneider	—	2
#24	George Glover	Unknown	2
#24	James Joseph Legner	Hcc	2
#30	Bruce N. Beers	Schlage Lock Company	1
#30	Bruce Klauba	Martin Engineering	1
#30	Christos Vassiliou	Harper-Wyman	1
#30	Travis John Grawe	Martin Engineering	1
#30	Kurt R. Freeberg	Schlage Lock Company	1
#30	Shirley Simpson	—	1
#30	Rex N. Johnsen	Caterpillar	1
#30	Alexander M. Arauza	—	1
#30	Dennis Anderson	—	1
#30	Shelley Dawn Corban	Carus	1
#30	Robert J. Blickhahn	Schlage Lock Company	1
#30	Douglas Scroggs	—	1
#30	Jason R. Hurdis	Martin Engineering	1
#30	William C. Moreland, II	—	1
#30	George T. Horodeck	Harper-Wyman	1

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Princeton, IL All Time