HG

Hanhai Guo

📍 Liuyang, CN: #8 of 10 inventorsTop 80%
Overall (All Time): #2,459,752 of 4,157,543Top 60%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1093307 Portable watch charger — 2025-09-16