YC

Yeong-Shing Chern

📍 Wang'an Town, TW: #3 of 19 inventorsTop 20%
Overall (1994): #49,366 of 165,921Top 30%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5371922 Safety device for baby walker Miin-Tsang Sheu 1994-12-13