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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Nappanee, IN ranks #7,089 worldwide for total patents filed all time, with 332 patents from 71 inventors. Leading employers of inventors based in Nappanee, IN include Depuy Synthes Products, Gen-Y Creations, Clark Equipment. That works out to 47.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 71 inventors

Rank Inventor Primary Company Patents
1 Conrad Klotz Depuy Synthes Products 41
2 Carl J. Borkholder Gen-Y Creations 37
3 Scott B. Jacobson Clark Equipment 21
#4 Bradley R. Fishburn Polaris Industries 18
#5 James F. Shea, Sr. Gulf Stream Coach 16
#6 Brian Shea Gulf Stream Coach 14
#6 Kevin Hayes Zimmer 14
#8 Tom Martin Videolabs 13
#9 Loren R. Graber Digger Specialties 11
#10 Robert Schlipf Precision Planting 7
#11 Jeremiah Bradley Lippert Components 6
#11 Mahlon A. Miller Newmar 6
#11 Dennis G. Yoder 6
#11 John M. Rhymer Heartland Recreational Vehicles 6
#11 Roland C. Smith Dana Limited 6
#16 Douglas Rassi Poly-Wood 5
#16 Brad Roy Fishburn Polaris Industries 5
#16 William P. Marshall Ppg Industries 5
#16 Keith Sheets Ziggity Systems 5
#20 David R. Harshberger 4
#20 Stephen Rozow, III Bristol-Myers Squibb 4
#22 Steve Brenneman Thermo King 3
#22 Carl Fischer 3
#22 Roderick Webber Kennametal 3
#22 Wendell J. Miller Digger Specialties 3
#22 Devon Eby Chore-Time Equipment 3
#22 Tommy C. Brock Leer Group 3
#22 Don R. Hoover 3
#22 Amy Zercher Siemens Healthcare Diagnostics 3
#30 Howard E. Sellers 2
#30 Devon L. Herr Monaco Coach 2
#30 Daryl D. Hochstetler Flo-Dynamics 2
#30 Malcolm Barrie Bentley 2
#30 Billie W. McBroom Zimmer 2
#30 Joseph W. Merryman Alpha Systems 2
#30 Andy Ray Beachy 2
#30 Alexander H. Orn Bayer Healthcare 2
#30 Marvin P. Burns Holiday Rambler 2
#30 John William Marttila 2
#30 Greg Baumgartner 2
#30 Curtis Martin 2
#30 Lloyd Beachy 2
#30 Thomas R. Brandt Fairmont Homes 2
#30 Alvin D. Haab Brock Manufacturing 2
#30 Dewey W. Eppley Bendix Limited 2
#46 R. Champlin 1
#46 Tamela Garber Symmetry Medical 1
#46 Leon R. Burkholder 1
#46 Robert J. Cline 1
#46 Delbert L. Slabaugh 1

Part of Indiana