KO

Kenji Oka

HI Hitachi: 2 patents #771 of 3,950Top 20%
DI Daicel Chemical Industries: 1 patents #35 of 132Top 30%
Overall (2002): #26,127 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6456951 Method and apparatus for processing inspection data Shunji Maeda, Yasuhiro Yoshitake, Masataka Shiba, Atsushi Shimoda 2002-09-24
6404498 Manufacturing method of semiconductor substrate and method and apparatus for inspecting defects of patterns on an object to be inspected Shunji Maeda, Yasuhiko Nakayama, Minoru Yoshida, Hitoshi Kubota 2002-06-11
6384247 Method of producing sesamol formic acid ester and sesamol Hiroto Tanigawa 2002-05-07