HZ

Hualing Zeng

Overall (All Time): #1,327,888 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12285118 Playpen component for safe use Zuoxing Wu, Huafeng Zeng 2025-04-29
D1020274 Playpen Zuoxing Wu, Huafeng Zeng 2024-04-02
D1014985 Playpen Zuoxing Wu, Huafeng Zeng 2024-02-20