MC

Mu-Yi Chang

📍 Erlun, TW: #64 of 120 inventorsTop 55%
Overall (All Time): #3,710,639 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5605203 Automatic foldable emergency ladder system — 1997-02-25