CH

Chyi-Hun Hsieh

📍 Changhua City, TW: #473 of 984 inventorsTop 50%
Overall (All Time): #3,999,037 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4601669 Sounding device for dolls — 1986-07-22