KO

Kenji Oka

HI Hitachi: 2 patents #436 of 2,733Top 20%
HH Hitachi High-Technologies: 1 patents #207 of 523Top 40%
Overall (2011): #86,429 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8040503 Method of inspecting a semiconductor device and an apparatus thereof Akira Hamamatsu, Minori Noguchi, Yoshimasa Ohshima, Hidetoshi Nishiyama, Takanori Ninomiya +4 more 2011-10-18
7916929 Defect inspection method and apparatus Shunji Maeda, Yukihiro Shibata, Minoru Yoshida, Chie Shishido, Yuji Takagi +2 more 2011-03-29