Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 David F. Rath Tangent Co. 2
2 Kerry Servos Refractory Intellectual Property 1
2 Emily Cranston Mcmaster University 1
2 John Renfrew Vineland Research And Innovation Centre 1