TK

Takao Kumihashi

HI Hitachi: 3 patents #145 of 3,149Top 5%
Overall (1994): #8,382 of 165,921Top 6%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5368685 Dry etching apparatus and method Kazunori Tsujimoto, Shinichi Tachi 1994-11-29
5354418 Method for dry etching Kazunori Tsujimoto, Shinichi Tachi 1994-10-11
5318667 Method and apparatus for dry etching Kazunori Tsujimoto, Shinichi Tachi 1994-06-07