PY

Pui Yin Yu

Overall (2022): #296,977 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11317521 Resin flow restriction process and structure Hong-Tu Zhang, Xin Zeng 2022-04-26