Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Guido Sartori ExxonMobil 3
2 David J. Slavinski Sun Chemical 1
2 John J. Engel Purdue Pharma 1
2 Richard Lauch Inventio Ag 1

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