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

Eric L. Kuhne

QUQuadtech: 5 patents #15 of 80Top 20%
Big Bend, WI: #8 of 36 inventorsTop 25%
Wisconsin: #9,054 of 40,088 inventorsTop 25%
Overall (All Time): #1,036,918 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6866135 Conveyor waste gate David Quadracci, Jeffrey Karch 2005-03-15
6572097 Apparatus for slowing down and guiding a signature and method for doing the same Ingermar S. d'Agrella, Gary J. Laatsch, John M. Neary, Karl P. Schaefer 2003-06-03
6572098 Sheet diverter for collating signatures and a method thereof Karl P. Schaefer, Ingermar S. d'Agrella 2003-06-03
6394445 Apparatus for slowing down and guiding a signature and method for doing the same Ingermar S. d'Agrella, Gary J. Laatsch, John M. Neary, Karl P. Schaefer 2002-05-28
6302392 Sheet diverter for collating signatures and a method thereof Karl P. Schaefer, Ingermar S. d'Agrella 2001-10-16