Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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David Liu — 1 Patent in 2019

JOJonker: 1 patents #1 of 1Top 100%
Fremont, CA: #774 of 1,894 inventorsTop 45%
California: #27,528 of 67,890 inventorsTop 45%
Overall (2019): #494,927 of 560,194Top 90%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10198889 Automatic valid vote count storage using secure embedded non volatile memory 2019-02-05