TC

Ta-Ching Chao

📍 New Taipei, TW: #4,797 of 10,472 inventorsTop 50%
Overall (All Time): #1,849,172 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D956376 Vacuum bag valve — 2022-06-28
D798911 Handheld vacuum pumping device — 2017-10-03