Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Plainfield, IN ranks #4,476 worldwide for total patents filed in 2017, with 24 patents from 15 inventors. Leading employers of inventors based in Plainfield, IN include Rolls-Royce North America, Cpy 2, Matrix Pharmaceutical. That works out to 0.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–15 of 15 inventors

Rank Inventor Primary Company Patents
1 Mark Jon Blackwelder Rolls-Royce North America 5
2 Michael Abraham Karam Rolls-Royce North America 2
2 Randall Yablonowski Cpy 2 2
2 Richard E. Jones Matrix Pharmaceutical 2
2 John Lingeman Boston Scientific Scimed 2
2 Alice R. Walker Carrier 2
#7 David Stucker 1
#7 Jason A. Schaefer Pocared Diagnostics 1
#7 Andrew Bollman Rolls-Royce North America 1
#7 John F. Matlik 1
#7 Eric S. Phanco Hydro-Gear Limited Partnership 1
#7 Adam D. Ford Rolls-Royce North America 1
#7 Thomas I. Gorman Rolls-Royce North America 1
#7 Zhijian Lu Merck 1
#7 Charles R. Hopper Reilly Industries 1

Part of Indiana