LB

Levi D. Barnes

SY Synopsys: 6 patents #194 of 2,302Top 9%
Overall (All Time): #864,289 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8296688 Evaluating the quality of an assist feature placement based on a focus-sensitive cost-covariance field Benjamin D. Painter, Qiliang Yan, Yongfa Fan, Jianliang Li, Amyn A. Poonawala 2012-10-23
8010913 Model-based assist feature placement using inverse imaging approach Amyn A. Poonawala, Benjamin D. Painter 2011-08-30
7979812 Method and apparatus for correcting assist-feature-printing errors in a layout Sunggon Jung, Xiaohai Li, Robert M. Lugg, Sooryong Lee 2011-07-12
7954071 Assist feature placement based on a focus-sensitive cost-covariance field Benjamin D. Painter, Qiliang Yan, Yongfa Fan, Jianliang Li, Amyn A. Poonawala 2011-05-31
7721246 Method and apparatus for quickly determining the effect of placing an assist feature at a location in a layout Jianliang Li, Qiliang Yan, Lawrence S. Melvin, III, Abani M. Biswas 2010-05-18
7421678 Assist feature placement using a process-sensitivity model Lawrence S. Melvin, III, Benjamin D. Painter 2008-09-02