LY

Lei Yang

WARF: 1 patents #31 of 181Top 20%
📍 Xi'an, TX: #2 of 3 inventorsTop 70%
Overall (2002): #167,334 of 266,432Top 65%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6428939 Enhanced bright peak clear phase shifting mask and method of use James Welch Taylor, Francesco Cerrina 2002-08-06