Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Xun Lei Delta International Machinery 2
2 Edward S. Yang University Of Hong Kong 1
2 Richard Critchlow Microsoft 1
2 Gary J. Marietti Ppg Industries Ohio 1
2 Luis Fanor Vega Alcoa 1
2 John M. Benedict Tollgrade Communications 1

Part of Pennsylvania