KY

Kenetsu Yokogawa

HH Hitachi High-Technologies: 43 patents #49 of 1,917Top 3%
HI Hitachi: 11 patents #3,813 of 28,497Top 15%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
Overall (All Time): #45,213 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 51–55 of 55 patents

Patent #TitleCo-InventorsDate
6573190 Dry etching device and dry etching method Masaru Izawa, Shinichi Tachi, Nobuyuki Negishi, Naoyuki Kofuji 2003-06-03
6511608 Plasma processing method Masahito Mori, Shinichi Tachi 2003-01-28
6475918 Plasma treatment apparatus and plasma treatment method Masaru Izawa, Nobuyuki Negishi, Yoshinori Momonoi, Shinichi Tachi 2002-11-05
6136214 Plasma processing method and apparatus Masahito Mori, Shinichi Tachi 2000-10-24
5554257 Method of treating surfaces with atomic or molecular beam Yoshimi Kawanami, Tatsumi Mizutani 1996-09-10