TO

Toru Otsubo

HI Hitachi: 2 patents #343 of 3,149Top 15%
Overall (1994): #17,422 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5304277 Plasma processing apparatus using plasma produced by microwaves Kazuhiro Ohara, Ichirou Sasaki 1994-04-19
5275977 Insulating film forming method for semiconductor device interconnection Yasuhiro Yamaguchi 1994-01-04