Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DQ

David Quadracci — 1 Patent

QUQuadtech: 1 patents #42 of 80Top 55%
Brookfield, WI: #469 of 745 inventorsTop 65%
Wisconsin: #23,997 of 40,088 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
David Quadracci has been granted 1 US patent while listed as an inventor at Quadtech. All of these patents were granted in 2005. David Quadracci ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list David Quadracci in Brookfield, WI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6866135 Conveyor waste gate Eric L. Kuhne, Jeffrey Karch 2005-03-15