CH

Ching-An Huang

CU Chang Gung University: 1 patents #101 of 368Top 30%
Overall (All Time): #1,585,041 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7160847 Water solution using in metal surface treating process and process for removing oxidized film and burred edge using the same Chun-Ching Hsu 2007-01-09
D486062 Lotion bottle 2004-02-03
6179153 Two-chamber container with changeable upper cover 2001-01-30