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USPTO Patent Rankings Data through Sept 30, 2025
AH

A. David Hofferbert

Abbott: 2 patents #2,462 of 5,431Top 50%
Wisconsin: #17,084 of 40,088 inventorsTop 45%
Overall (All Time): #2,260,444 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5753186 Reaction tube with a penetrable membrane to minimize contamination Kathleen A. Hanley, Helen Lee, Curtis J. Pepe, Timothy J. Perko, Thomas Zurek 1998-05-19
5604101 Method of minimizing contamination in amplification reactions using a reaction tube with a penetrable membrane Kathleen A. Hanley, Helen Lee, Curtis J. Pepe, Thomas Zurek 1997-02-18