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USPTO Patent Rankings Data through Sept 30, 2025
AG

Allan S. Gengler

LALandoll: 2 patents #1 of 2Top 50%
Beloit, KS: #1 of 1 inventorsTop 100%
Kansas: #140 of 1,015 inventorsTop 15%
Overall (2011): #113,626 of 364,097Top 35%
2 Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7997218 Soil strip assembly for seed drill row unit 2011-08-16
7992650 Air spring down-pressure system for implement Donald R. Landoll 2011-08-09