CC

Chen Ching-Chen

📍 New Taipei, TW: #4,797 of 10,472 inventorsTop 50%
Overall (All Time): #2,190,238 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6748620 Cleaning brush with water-maintaining effect — 2004-06-15
6726640 Massaging device with double massaging functions — 2004-04-27