MI

Masaru Izawa

HI Hitachi: 8 patents #77 of 4,225Top 2%
NE Nec: 1 patents #355 of 1,409Top 30%
Overall (2003): #2,939 of 273,478Top 2%
8
Patents 2003

Issued Patents 2003

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6645870 Process for fabricating semiconductor device Nobuyuki Negishi 2003-11-11
6643893 Apparatus for cleaning semiconductor wafers in a vacuum environment Yoshinori Momonoi, Kenetsu Yokogawa, Shinichi Tachi 2003-11-11
6629538 Method for cleaning semiconductor wafers in a vacuum environment Kenetsu Yokogawa, Yoshinori Momonoi, Shinichi Tachi 2003-10-07
6607988 Manufacturing method of semiconductor integrated circuit device Takashi Yunogami, Yoshitaka Nakamura, Kazuo Nojiri, Sukeyoshi Tsunekawa, Toshiyuki Arai +3 more 2003-08-19
6573190 Dry etching device and dry etching method Shinichi Tachi, Kenetsu Yokogawa, Nobuyuki Negishi, Naoyuki Kofuji 2003-06-03
6551445 Plasma processing system and method for manufacturing a semiconductor device by using the same Ken'etsu Yokogawa, Yoshinori Momonoi, Nobuyuki Negishi, Shinichi Tachi 2003-04-22
6506674 Method of manufacturing a semiconductor integrated circuit device Takenobu Ikeda, Masahiro Tadokoro, Takashi Yunogami 2003-01-14
6506687 Dry etching device and method of producing semiconductor devices Shinichi Tachi 2003-01-14