BH

Bryan A. Helmer

Lam Research: 2 patents #1,015 of 2,128Top 50%
Overall (All Time): #2,163,713 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7311852 Method of plasma etching low-k dielectric materials Si Yi Li, Helen Zhu, S. M. Reza Sadjadi, James V. Tietz 2007-12-25
6540885 Profile control of oxide trench features for dual damascene applications Douglas Keil, Eric Wagganer 2003-04-01