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USPTO Patent Rankings Data through Sept 30, 2025
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Craig Riddell

Warren, CA: #1 of 3 inventorsTop 35%
Overall (2021): #489,321 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10948325 Metering device and associated unloading methods for hopper-bottomed storage bins Frank Koop 2021-03-16