DS

Darchemg Su

UM United Microelectronics: 1 patents #2,686 of 4,560Top 60%
Overall (All Time): #3,490,167 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6791375 Method and circuit for switching source modulation frequency Pei Yang, Ko-Chin Wang 2004-09-14