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USPTO Patent Rankings Data through Dec 31, 2025
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Randall K. Dew — 1 Patent

GPGrain Processing: 1 patents #56 of 87Top 65%
Muscatine, IA: #120 of 197 inventorsTop 65%
Iowa: #8,818 of 15,303 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Randall K. Dew has been granted 1 US patent while listed as an inventor at Grain Processing. All of these patents were granted in 1999. Randall K. Dew ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Randall K. Dew in Muscatine, IA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5916610 NPN delivery system and method for preparing same Paul R. Witt 1999-06-29