Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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William A. Weikel — 3 Patents

GRGraco: 2 patents #40 of 149Top 30%
GMGraco Minnesota: 1 patents #239 of 381Top 65%
Bartlett, IL: #196 of 601 inventorsTop 35%
Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,546,769 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8568104 Fast set material proportioner Martin P. McCormick, Bret A. Deneson, David M. Larsen 2013-10-29
5407332 High suction intake wiper John A. Yedinak, James M. Nelson, Eugene H. Styer 1995-04-18
4548652 Method of purging a plural component mixing and dispensing system Lawrence S. Kelly, Marty P. McCormick 1985-10-22