WK

Wonll Kwon

SC Stats Chippac: 3 patents #180 of 425Top 45%
Overall (All Time): #1,502,419 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9252093 Semiconductor device and method of forming multi-layered UBM with intermediate insulating buffer layer to reduce stress for semiconductor wafer DaeSik Choi, JoonYoung Choi 2016-02-02
8710670 Integrated circuit packaging system with coupling features and method of manufacture thereof Minjung Kim, DaeSik Choi 2014-04-29
8642469 Semiconductor device and method of forming multi-layered UBM with intermediate insulating buffer layer to reduce stress for semiconductor wafer DaeSik Choi, JoonYoung Choi 2014-02-04