TO

Tomohiro Okumura

Sumitomo Electric Industries: 4 patents #204 of 3,632Top 6%
Overall (2005): #8,786 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6905625 Plasma processing method and apparatus Takayuki Kai, Yoichiro Yashiro 2005-06-14
6893971 Dry etching method and apparatus Hiroshi Tanabe, Hiroshi Imai 2005-05-17
6875307 Method and apparatus for plasma processing Ichiro Nakayama 2005-04-05
6864640 Plasma processing method and apparatus thereof Yukihiro Maegawa, Izuru Matsuda 2005-03-08