DY

Der Chuan Yang

📍 Hualien City, TW: #1 of 4 inventorsTop 25%
Overall (1989): #120,502 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4866961 Non-contact automatic latch lock — 1989-09-19