CH

Cheng Ho

TC Tymphany Acoustic Technology (Huizhou) Co.: 1 patents #1 of 2Top 50%
Overall (2024): #512,643 of 561,600Top 95%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11981061 Preparation method of a passive horn Shuhong Cen 2024-05-14