CK

Chi Chuen Kan

Overall (All Time): #1,633,366 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D410733 One way valve body — 1999-06-08
D408528 Breast pump — 1999-04-20
D372777 Breast pump — 1996-08-13