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Otto Knottnerus

HA Harvard: 1 patents #1 of 3Top 35%
📍 Evansville, WI: #1 of 3 inventorsTop 35%
🗺 Wisconsin: #1,040 of 3,572 inventorsTop 30%
Overall (2011): #200,638 of 364,097Top 60%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7938971 Fluid filter apparatus and methods Larry Langmeier, Mark Berger 2011-05-10