Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Robert M. Hunia Ppg Industries Ohio 1
1 Myron A. Shoffner Amazon 1
1 Mark C. Spear George Mason University 1
1 Charles A. McCauley 1

Part of Pennsylvania