Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Donald J. Shimandle B. F. Goodrich 1
1 John J. Cowling GE 1
1 Robert Sobolewski Republic Steel 1
1 Kenneth M. Gretsinger American Gas Association 1

Part of Ohio