QH

Qingyan Han

AT Axcelis Technologies: 1 patents #165 of 300Top 60%
EA Eaton: 1 patents #1,900 of 3,708Top 55%
Overall (All Time): #2,207,384 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6638875 Oxygen free plasma stripping process Ivan L. Berry, III, Palani Sakthivel, Ricky Ruffin, Mahmoud Dahimene 2003-10-28
6492186 Method for detecting an endpoint for an oxygen free plasma process Palani Sakthivel, Ricky Ruffin, Andre Cardoso 2002-12-10