YS

Yukihiro Shibata

HI Hitachi: 4 patents #196 of 3,771Top 6%
Overall (2004): #10,261 of 270,089Top 4%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6819416 Defect inspection method and apparatus therefor Shunji Maeda, Atsushi Yoshida, Minoru Yoshida, Sachio Uto, Hiroaki Shishido +1 more 2004-11-16
6762831 Method and apparatus for inspecting defects Shunji Maeda 2004-07-13
6690469 Method and apparatus for observing and inspecting defects Shunji Maeda, Kazuo Yamaguchi, Minoru Yoshida, Atsushi Yoshida, Kenji Oka +1 more 2004-02-10
6674890 Defect inspection method and apparatus therefor Shunji Maeda, Kenji Oka, Hiroshi Makihira, Yasuhiko Nakayama, Minoru Yoshida +1 more 2004-01-06