CH

Cheng Ho

TC Tymphany Acoustic Technology (Huizhou) Co.: 1 patents #2 of 9Top 25%
Overall (2021): #501,315 of 548,734Top 95%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11155718 Light reflective coating for audio product and preparation method thereof Xiaochun Guo, Liwen Tan 2021-10-26