CT

Chiung-Chang Tsai

Overall (2020): #184,335 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10766125 Ratchet screwdriver Chung-Yu Tsai 2020-09-08
10545013 Measuring tape assembly Chung-Yu Tsai 2020-01-28