YF

Yoshimasa Fukushima

Canon: 2 patents #525 of 2,442Top 25%
HI Hitachi: 1 patents #1,316 of 3,771Top 35%
HH Hitachi High-Technologies: 1 patents #13 of 77Top 20%
Overall (2004): #17,740 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6794665 Electron beam drawing apparatus Masaki Kurihara, Toshihiko Horiuchi, Masaki Mizuochi 2004-09-21
6744054 Evacuation use sample chamber and circuit pattern forming apparatus using the same Masaki Mizuochi, Mitsuru Inoue 2004-06-01
6730916 Electron beam lithography apparatus Hiroshi Tsuji, Mitsuru Inoue, Norio Saitou, Yasuhiro Someda 2004-05-04