HC

Hsien-Tsan Chang

PE Primax Electronics: 2 patents #6 of 76Top 8%
Overall (2022): #153,619 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11456129 Key structure Ming-Han Wu, Yi-Wei Chen 2022-09-27
11287899 Keyboard device with protecting function and manufacturing method thereof Ming-Han Wu 2022-03-29