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Changfeng Cai

📍 Hubei, CN: #135 of 411 inventorsTop 35%
Overall (2022): #503,653 of 548,613Top 95%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D945018 Retractable gate — 2022-03-01