Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Warren, ME ranks #38,531 worldwide for total patents filed all time, with 20 patents from 9 inventors. Leading employers of inventors based in Warren, ME include Unknown, Esab Ab, Douglas Dynamics, L.L.C..

Showing 1–9 of 9 inventors

Rank Inventor Primary Company Patents
1 Byron A. Crowe Unknown 6
2 Thomas Lie-Nielsen 3
2 Richard B. Maxcy 3
#4 Edward E. Hansen Esab Ab 2
#4 Edwin A. Wayne Douglas Dynamics, L.L.C. 2
#6 Karen Vogt-Ames 1
#6 Anthony Cassella 1
#6 David Vance Benner 1
#6 Robert V. Ames 1

Part of Maine