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

David Mammen — 3 Patents

HCHcc: 3 patents #2 of 29Top 7%
Mendota, IL: #13 of 53 inventorsTop 25%
Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,459,866 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10856469 High strength sieve Paul Aubry 2020-12-08
7909171 Single vane slat Brandon Joel Marquardt 2011-03-22
6890253 Slat and sieve assembly Dennis J. Jones, Donald Bickel 2005-05-10