YO

Yoichi Ose

HH Hitachi High-Technologies: 37 patents #42 of 1,917Top 3%
HI Hitachi: 34 patents #717 of 28,497Top 3%
Overall (All Time): #28,184 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
6787772 Scanning electron microscope Hideo Todokoro, Makoto Ezumi, Mitsugu Sato 2004-09-07
6667476 Scanning electron microscope Hideo Todokoro, Shou Takami, Makoto Ezumi, Osamu Yamada, Tomohiro Kudo 2003-12-23
6646262 Scanning electron microscope Hideo Todokoro, Makoto Ezumi, Naomasa Suzuki 2003-11-11
6555819 Scanning electron microscope Naomasa Suzuki, Toshiro Kubo, Noriaki Arai, Mitsugu Sato, Hideo Todokoro 2003-04-29
6501077 Scanning electron microscope Tetsuya Sawahata, Mitsugu Sato 2002-12-31
6140641 Ion-trap mass analyzing apparatus and ion trap mass analyzing method Kiyomi Yoshinari, Yoshiaki Kato, Katsuhiro Nakagawa 2000-10-31
6121610 Ion trap mass spectrometer Kiyomi Yoshinari, Yoshiaki Kato 2000-09-19
6043491 Scanning electron microscope Kiyomi Yoshinari, Hideo Todokoro, Mitsugu Sato 2000-03-28
5894124 Scanning electron microscope and its analogous device Yuko Iwabuchi, Mitsugu Sato 1999-04-13
5756993 Mass spectrometer Kiyomi Yoshinari, Katsuhiro Nakagawa, Yoshiaki Kato 1998-05-26
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
5576538 Apparatus and method for ion beam neutralization Katsuhiko Sakai, Osamu Nasu 1996-11-19
5532483 Mass spectrometer and ion source Kiyomi Yoshinari, Masayoshi Yano, Tadao Mimura 1996-07-02
5466929 Apparatus and method for suppressing electrification of sample in charged beam irradiation apparatus Katsuhiko Sakai, Osamu Nasu 1995-11-14
5095208 Charged particle generating device and focusing lens therefor Hiroki Sano, Yoshiya Higuchi, Kazuyoshi Miki 1992-03-10
5089699 Secondary charged particle analyzing apparatus and secondary charged particle extracting section Yoshiya Higuchi, Kazuyoshi Miki 1992-02-18