YO

Yoichi Ose

HI Hitachi: 6 patents #21 of 2,942Top 1%
Overall (1997): #1,952 of 185,788Top 2%
6
Patents 1997

Issued Patents 1997

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5677530 Scanning electron microscope Mitsugu Sato, Ryuji Hoya 1997-10-14
5668368 Apparatus for suppressing electrification of sample in charged beam irradiation apparatus Katsuhiko Sakai, Osamu Nasu 1997-09-16
5668372 Scanning electron microscope and its analogous device Yuko Iwabuchi, Mitsugu Sato 1997-09-16
5633496 Mass spectrometry apparatus Minoru Sakairi, Tadao Mimura, Atsumu Hirabayashi, Yasuaki Takada 1997-05-27
5623144 Mass spectrometer ring-shaped electrode having high ion selection efficiency and mass spectrometry method thereby Kiyomi Yoshinari, Yoshiaki Kato 1997-04-22
5608218 Scanning electron microscope Mitsugu Sato, Satoru Fukuhara, Hideo Todokoro, Makoto Ezumi 1997-03-04