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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Defiance, OH ranks #11,452 worldwide for total patents filed all time, with 163 patents from 68 inventors. Leading employers of inventors based in Defiance, OH include Hayes Lemmerz International, General Motors, The Zeller. That works out to 9.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 68 inventors

Rank Inventor Primary Company Patents
1 Kenneth D. McKibben Hayes Lemmerz International 30
2 Thomas P. Newcomb General Motors 14
3 Warren W. Weible The Zeller 8
#4 Maurice G. Meyer General Motors 7
#5 Christopher D. Cogan General Motors 6
#6 Michael McKibben 5
#6 Todd J. Arend Spx 5
#8 Caleb A. Ziebold Honda Motor Co. 4
#8 Jonathan T. Wiechers Ingersoll-Rand 4
#8 Thomas L. Elberson Allied Moulded Products 4
#8 Jimmy Gene Brown Unknown 4
#12 Nathan A. Besaw IBM 3
#12 James L. Austermiller Bard Manufacturing Company 3
#14 Brian Callan Aspen Compressor 2
#14 Gary L. March The Zeller 2
#14 James Frey Manning & Napier Information Services 2
#14 Edmund G. Dornfeld Schuller International 2
#14 Amy L. Kruse Sauder Woodworking 2
#14 Eddie L. Bernal 2
#14 Thomas Callan 2
#14 Brad Austermiller The University Of Toledo 2
#14 Larry Maxwell Bauman 2
#14 Frederick M. Hoffman 2
#14 David L. Casler Leader Engineering-Fabrication 2
#25 Dean Daenens 1
#25 Kevin D. Bertram 1
#25 Christopher R. Brehm 1
#25 Raymond C. Hartzell 1
#25 Timothy Lynn Schwiebert Itt Manufacturing Enterprises 1
#25 Michael William Rieke General Motors 1
#25 Russell L. Notestine 1
#25 Joseph T. Funk Pur Water Purification Products 1
#25 Roderick Wilson Moffitt Ut Automotive Dearborn 1
#25 Kenneth D. Mc Kibben Hayes Lemmerz International 1
#25 Mark E. Tyrrell 1
#25 Gary A. Koester 1
#25 Lois A. Siler 1
#25 Dave Casler Henny Penny 1
#25 Edward A. Zimmer 1
#25 Shane Kramer 1
#25 Sean David Skiver Bard Manufacturing Company 1
#25 Christopher C. Stanfield General Motors 1
#25 James L. Morris 1
#25 Earl Bechtol Bil-Jax 1
#25 Terry Kindinger 1
#25 Sondra J. Bergman 1
#25 Harold L. Cottrell 1
#25 Kurt McMurtrie 1
#25 Richard F. Bostelman 1
#25 Harold H. Kuester 1

Part of Ohio