QZ

Qiqun Zheng

🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,449,517 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6897154 Selective etching of low-k dielectrics Terry Leung, Chang-Lin Hsieh, Yan Ye, Takehiko Komatsu 2005-05-24