JC

Jung Ta Chang

CT C-One Technology: 2 patents #10 of 25Top 40%
PE Pretec Electronics: 2 patents #7 of 17Top 45%
Overall (All Time): #2,160,339 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7257660 Memory card having a plurality of different interfaces Ping-Chang Liu, Gordon Yu 2007-08-14
6944701 Portable USB device built with rechargeable functional apparatus Gordon Yu, Forli Wen 2005-09-13