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USPTO Patent Rankings Data through Sept 30, 2025
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David Mundschau

QUQuadtech: 1 patents #42 of 80Top 55%
Waukesha, WI: #725 of 1,162 inventorsTop 65%
Wisconsin: #23,834 of 40,088 inventorsTop 60%
Overall (All Time): #3,894,813 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4896807 Web guide apparatus 1990-01-30