Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
YS

Yoon Song

AMAmoco: 3 patents #256 of 1,251Top 25%
ACAfton Chemical: 2 patents #83 of 222Top 40%
ETEthyl: 1 patents #298 of 494Top 65%
Lisle, IL: #109 of 567 inventorsTop 20%
Illinois: #15,122 of 84,256 inventorsTop 20%
Overall (All Time): #868,007 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7700684 Graft functionalized olefin polymer dispersant and uses thereof Joseph S. Bradley, Michael A. Danylo, Anthony Fagan 2010-04-20
7253231 Grafted multi-functional olefin copolymer VI modifiers and uses thereof Cathy C. Devlin, Charles A. Passut, Joe S. Bradley, Michael A. Danylo, Sanjay Srinivasan +6 more 2007-08-07
6013735 Process for the preparation of acrylate and methacrylate polymers Munmaya K. Mishra, Akhilesh Duggal 2000-01-11
4963277 Increasing viscosity storage stabiity of Mannich base dispersant/VI-improvers David J. Fenoglio, Robert J. Basalay 1990-10-16
4808325 Mannich dispersant VI-improver blended with phenolic compound for improved storage stability Robert J. Basalay 1989-02-28
4663392 Process for preparation of Mannich reaction products from oxidized polymers Henry A. McCandless 1987-05-05