AH

Akira Hamamatsu

HI Hitachi: 2 patents #622 of 3,771Top 20%
HC Hitachi Electronics Engineering Co.: 1 patents #1 of 21Top 5%
Overall (2004): #74,387 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6797975 Method and its apparatus for inspecting particles or defects of a semiconductor device Hidetoshi Nishiyama, Minori Noguchi, Yoshimasa Ooshima, Kenji Watanabe, Tetsuya Watanabe +1 more 2004-09-28
6731384 Apparatus for detecting foreign particle and defect and the same method Yoshimasa Ohshima, Minori Noguchi, Hidetoshi Nishiyama, Kenji Mitomo, Takashi Okawa +1 more 2004-05-04