YS

Yukio Soejima

Overall (All Time): #2,234,745 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6024800 Plasma processing apparatus Toshimi Katsura, Hideaki Miyazawa 2000-02-15
5759334 Plasma processing apparatus Kenichi Kojima, Tokihiro Ayabe, Takehiko Senoo, Kishichi Haga 1998-06-02