YC

Yung-Yi Chang

AC Aten International Co.: 1 patents #1 of 12Top 9%
Overall (2022): #93,772 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11413493 Treadmill having auxiliary cushioning Chung-Hsien Tsai 2022-08-16
11310075 Asymmetric duplex transmission device and switching system thereof Tsu-mu Chang, Ying-Chen Chen 2022-04-19