Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Drew Ashlock — 1 Patent in 2022

DODocusign: 1 patents #12 of 57Top 25%
San Francisco, CA: #2,450 of 6,999 inventorsTop 40%
California: #24,623 of 65,961 inventorsTop 40%
Overall (2022): #468,960 of 548,613Top 90%
1 Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11228445 File validation using a blockchain Gregory J. Alger, Duane Robert Wald, Andrew Mintner, Donald G. Peterson, Taiga Matsumoto +1 more 2022-01-18