KO

Katsuo Ooki

HH Hitachi High-Technologies: 2 patents #968 of 1,917Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
📍 Ibaraki, JP: #2,661 of 6,779 inventorsTop 40%
Overall (All Time): #1,552,422 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8178840 Specimen inspection equipment and how to make the electron beam absorbed current images Tomoharu Obuki, Hiroshi Toyama, Yasuhiro Mitsui, Munetoshi Fukui, Yasuhiko Nara +3 more 2012-05-15
7663104 Specimen inspection equipment and how to make electron beam absorbed current images Tomoharu Obuki, Hiroshi Toyama, Yasuhiro Mitsui, Munetoshi Fukui, Yasuhiko Nara +3 more 2010-02-16
5039027 Method for control of tape tension between the reels and apparatus therefor Norihisa Yanagihara, Takao Terayama, Masanori Arahori 1991-08-13