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USPTO Patent Rankings Data through Dec 31, 2025
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Erik Chan — 1 Patent in 2021

Orinda, CA: #31 of 82 inventorsTop 40%
California: #26,007 of 66,859 inventorsTop 40%
Overall (2021): #463,654 of 548,734Top 85%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11051667 Cleaning apparatus for cleaning surfaces 2021-07-06