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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David R. Walker — 1 Patent in 2021

DRDx Resources: 1 patents #1 of 1Top 100%
Clearwater, FL: #13 of 65 inventorsTop 20%
Florida: #1,961 of 6,924 inventorsTop 30%
Overall (2021): #477,955 of 548,734Top 90%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11046925 System and process for producing biogas from an ethanol slurry mix 2021-06-29