Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Washington, WV ranks #11,093 worldwide for total patents filed all time, with 171 patents from 32 inventors. Leading employers of inventors based in Washington, WV include Applied Electroless Concepts, E.I. Du Pont De Nemours And, Microchip Technology Incorporated. That works out to 148.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–32 of 32 inventors

Rank Inventor Primary Company Patents
1 Gerald A. Krulik Applied Electroless Concepts 39
2 Clay Woodward Jones E.I. Du Pont De Nemours And 31
3 Leonard E. R. Kosinski E.I. Du Pont De Nemours And 16
#4 Gregory Allen Chapman E.I. Du Pont De Nemours And 12
#5 Ryan Scott Ellison Microchip Technology Incorporated 9
#6 Theodore A. Treat E.I. Du Pont De Nemours And 8
#6 Roger L. Butcher Ames True Temper 8
#8 Richard A. Fugiel E.I. Du Pont De Nemours And 7
#9 John E. Pace GE 6
#10 Marshall Moore Crompton 4
#11 Roger John Zipfel E.I. Du Pont De Nemours And 3
#11 Joel D. Allen GE 3
#13 Brett C. Jarrell 2
#13 Kevin Tanner E.I. Du Pont De Nemours And 2
#13 Michael Gene McClusky E.I. Du Pont De Nemours And 2
#13 Kenneth Scott Teter E.I. Du Pont De Nemours And 2
#13 Larry B. Simmons Chemtura 2
#18 Leo Michael Lech E.I. Du Pont De Nemours And 1
#18 Aaron T. Collie 1
#18 Edward W. Hussey E.I. Du Pont De Nemours And 1
#18 Kenneth Paul Kelch E.I. Du Pont De Nemours And 1
#18 Amos Totten 1
#18 Linda B. Turner 1
#18 Curtis R. Moore 1
#18 Mark J. Haiar Kaiser Aluminum & Chemical 1
#18 Theodore G. Tsakumis E.I. Du Pont De Nemours And 1
#18 James Gretzinger E.I. Du Pont De Nemours And 1
#18 Don C. Curfman Borgwarner 1
#18 Roger D. Amos GE 1
#18 Otho W. Tennant GE 1
#18 Jessica H. Blankenship 1
#18 Jones Clay Woodward E.I. Du Pont De Nemours And 1

Part of West Virginia