YL

Yung-Jen Liang

📍 Wang'an Town, TW: #96 of 480 inventorsTop 20%
Overall (All Time): #1,645,417 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5690598 Wrist exerciser 1997-11-25
5518478 Dumbbell 1996-05-21
5090693 Dumbbell 1992-02-25