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

David Riehm

EUEcolab Usa: 4 patents #384 of 1,442Top 30%
Saint Paul, MN: #248 of 620 inventorsTop 40%
Minnesota: #15,886 of 52,454 inventorsTop 35%
Overall (All Time): #1,088,493 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12351783 Solid enzymatic detergent compositions and methods of use and manufacture Erik C. Olson, Carter M. Silvernail, Olivia N. L. Finster, Michael S. Rischmiller, Timothy Meier 2025-07-08
11912965 Solid enzymatic detergent compositions and methods of use and manufacture Erik C. Olson, Carter M. Silvernail, Olivia N. L. Finster, Michael S. Rischmiller, Timothy Meier 2024-02-27
11746309 Alkaline warewash detergent composition comprising a terpolymer and methods to prevent foaming, filming and/or redeposition Carter M. Silvernail, Kelly Anne Gilmore, John Matthew Chudomel 2023-09-05
11377626 Solid enzymatic detergent compositions and methods of use and manufacture Erik C. Olson, Carter M. Silvernail, Olivia N. L. Finster, Michael S. Rischmiller, Timothy Meier 2022-07-05