JC

Jyh-Chin Chang

📍 Baoshan, TW: #1,565 of 3,661 inventorsTop 45%
Overall (All Time): #2,316,404 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5014485 Chair for reinforcement rod — 1991-05-14
4928472 Chair for reinforcement rod — 1990-05-29