YL

Yi-Chang Liu

📍 New Taipei, CA: #48 of 137 inventorsTop 40%
Overall (2022): #95,498 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11490211 Directivity hearing-aid device and method thereof Li Sun 2022-11-01
11380299 Capturing device of remote warning sound component and method thereof Li Sun 2022-07-05