MS

Masamichi Sakaguchi

HH Hitachi High-Technologies: 9 patents #300 of 1,917Top 20%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #422,631 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8486291 Plasma processing method Takeshi Ohmori, Yasuhiro Nishimori, Hiroaki Ishimura, Hitoshi Kobayashi 2013-07-16
8277563 Plasma processing method Masunori Ishihara, Yasuhiro Nishimori, Yutaka Kudou, Satoshi Une 2012-10-02
8262801 Vacuum processing method Ken Kitaoka, Kazue Takahasi 2012-09-11
8216420 Plasma processing apparatus Hideyuki Kazumi, Akihiro Sano, Akitaka Makino, Hitoshi Tamura 2012-07-10
8143175 Dry etching method Satoshi Une, Kenichi Kuwabara, Tomoyoshi Ichimaru 2012-03-27
7913646 Vacuum processing apparatus and vacuum processing method Ken Kitaoka, Kazue Takahasi 2011-03-29
7909933 Plasma processing method Masunori Ishihara, Yasuhiro Nishimori, Yutaka Kudou, Satoshi Une 2011-03-22
7098138 Plasma processing method for working the surface of semiconductor devices Takao Arase, Motohiko Yoshigai, Go Saito, Hiroaki Ishimura, Takahiro Shimomura 2006-08-29
6919274 LSI device etching method and apparatus thereof Hideyuki Kazumi, Tsuyoshi Yoshida, Eiji Ikegami, Kouichi Nakaune, Yasuyuki Miyamoto +1 more 2005-07-19
6709984 Method for manufacturing semiconductor device Go Saito, Hiroaki Ishimura, Yutaka Kudoh, Kazuo Takata 2004-03-23
6620737 Plasma etching method Go Saito, Hitoshi Kobayashi, Motohiko Yoshigai, Satoshi Tani 2003-09-16
6617255 Plasma processing method for working the surface of semiconductor devices Takao Arase, Motohiko Yoshigai, Go Saito, Hiroaki Ishimura, Takahiro Shimomura 2003-09-09