YS

Yuuichirou Sekimoto

SL Spansion Llc.: 2 patents #309 of 769Top 45%
Overall (All Time): #2,071,641 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8440557 Method for fabricating a semiconductor device by considering the extinction coefficient during etching of an interlayer insulating film Seiji Yokoyama, Sinichi Imada 2013-05-14
7781320 Method for fabricating a semiconductor device by considering the extinction coefficient during etching of an interlayer insulating film Seiji Yokoyama, Shinichi Imada 2010-08-24