Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–14 of 14 inventors

Rank Inventor Primary Company Patents
1 Steven R. Greening Lionel 2
1 Jan F. Herbst General Motors 2
3 Michael Czarnecki Ford 1
3 Jim Kerin Ti Group Automotive Systems 1
3 Frederick A. Hekman Autocam 1
3 Christ Bill Bertakis 1
3 Fred Kaleal Bosch Automotive Service Solutions 1
3 Rodney B. Rask General Motors 1
3 Kenneth R. Butts General Motors 1
3 Mary Sue Stonisch 1
3 Miroslawa A. Supal General Motors 1
3 Srinivas Sanikommu Ford 1
3 John Polizzi Ford 1
3 Elmer Drew General Motors 1

Part of Michigan