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

Ronald Stark

AMAmoco: 1 patents #610 of 1,251Top 50%
WCWeir Canada: 1 patents #3 of 9Top 35%
Oswego, IL: #94 of 226 inventorsTop 45%
Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #1,846,024 of 4,157,543Top 45%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11344899 Wear-levelling apparatus for cyclones Mike Swintak, Mark Schmidt, Vladimir Pajic, Richard Haight, Edwin Siu 2022-05-31
5209607 Powder feeder apparatus Nan Wei, Philip M. Rose, Chi-Hung Lin, David R. Kreider 1993-05-11