ZH

Zi-Yan Huang

Overall (All Time): #1,972,422 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10513013 Finger ratchet tool Yao-Lin Cho 2019-12-24
D777001 Palm ratchet Yao-Lin Cho 2017-01-24