Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Springfield, OH ranks #3,036 worldwide for total patents filed all time, with 998 patents from 288 inventors. Leading employers of inventors based in Springfield, OH include The Procter & Gamble, Wonderland Nurserygoods Company Limited, Honda Motor Co.. That works out to 17.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 288 inventors

Rank Inventor Primary Company Patents
1 Sarah Marie Wade The Procter & Gamble 58
2 Sharon A. Gillett Wonderland Nurserygoods Company Limited 42
3 Lee N. Bowers Honda Motor Co. 31
#4 Mubin I. Syed Ram Medical Innovations 25
#4 Thomas D. Wood Xtreme Coil Drilling 25
#6 Clarence W. Johnson Barber Industries 22
#7 Terry Wozniak Eastman Kodak 21
#8 John C. Wright Johnson & Johnson 18
#9 Darryle E. Bates Stride Tool 17
#10 Jody McKinley Amtrol Licensing 16
#10 Nathaniel John Herrmann Goodrich 16
#10 Brian E. Bader Premark Feg L.L.C. 16
#10 Douglas F. Edwards The J. B. Foote Foundry 16
#14 Neal H. Blackburn Premark Feg L.L.C. 15
#14 Janice J. Schnipke Premark Feg L.L.C. 15
#16 Michael H. Gillett Wonderland Nurserygoods Company Limited 13
#16 Joseph Richard Schmitt Unison Industries 13
#16 Richard Nicholas Reinhart, Jr. The Procter & Gamble 13
#19 Mark T. Heaton Globe Protect 11
#20 Rodney G. Mader Eastman Kodak 10
#20 Richard H. Roy, III Arraycomm 10
#20 Joseph E. Baader 10
#23 Daniel L. Kottmyer Globe Motors 9
#23 Charles A. Roudeski Hughey & Phillips 9
#23 Sven Sonnenberg Eastman Kodak 9
#23 William C. Staker General Motors 9
#23 Bengt Gregory-Brown Maslow Six Entertainment 9
#28 Charles Marks Honda Motor Co. 8
#28 Edward J. Baader 8
#28 Harold D. Bartley Broadway 8
#31 Robert Starr True Fitness Technology 7
#31 Hayk Azatyan US Air Force 7
#31 John Kusnierek Rolls-Royce North America 7
#34 William J. Brabbs The Procter & Gamble 6
#34 Bo Stout Honeywell 6
#34 William T. Holzworth 6
#34 Anand Subramaniam Novell 6
#38 Kimberly Reichelderfer Henny Penny 5
#38 Jacob W. Lawson US Air Force 5
#38 David Robert Storch Honeywell 5
#38 Mark Poling Honeywell 5
#38 Charles E. Diller Dresser Industries 5
#38 George Frank Richards Delphi Technologies 5
#38 James T. Hughes Indresco 5
#38 John C. McGregor, Jr. Slidell 5
#38 Leonard De Oto 5
#38 Philip S. Fullam The Yellow Springs Instrument Company 5
#38 Adam Downey Moyno 5
#38 Lawrence E. Richards Cascade 5
#38 Marcus Williams Honda Motor Co. 5

Part of Ohio