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USPTO Patent Rankings Data through Sept 30, 2025
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David Ball

Beaumaris, CA: #1 of 1 inventorsTop 100%
Overall (2021): #170,228 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10970713 Multi-scheme payment integrated circuit card, payment system, and payment method Simon Hewitt 2021-04-06
10963864 Smart card with verification means Simon Hewitt 2021-03-30