PC

Ping-Chung Chung

UM United Microelectronics: 1 patents #99 of 384Top 30%
Overall (2003): #140,097 of 273,478Top 55%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6569253 Method of cleaning a chamber of a CVD machine and elements within Wei-Hsu Wang, Tsan-Chi Chu, Cheng Yao, Wei-Hao Lee 2003-05-27