AH

Atsumu Hirabayashi

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
HH Hitachi High-Technologies: 10 patents #266 of 1,917Top 15%
📍 Kokubunji, JP: #46 of 714 inventorsTop 7%
Overall (All Time): #103,685 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
6190316 Method of mass-analyzing body fluid and apparatus therefor Yukiko Hirabayashi, Hideaki Koizumi 2001-02-20
6188065 Mass spectrometer Yasuaki Takada, Minoru Sakairi, Hideaki Koizumi 2001-02-13
6147347 Ion source and mass spectrometer instrument using the same Minoru Sakairi, Yasuaki Takada, Hideaki Koizumi, Kaoru Umemura 2000-11-14
6121608 Mass spectrometry of solution and apparatus Yasuaki Takada, Minoru Sakairi, Takayuki Nabeshima, Hideaki Koizumi 2000-09-19
6114693 Mass spectrometer and mass spectrometry method for analyzing compounds contained in a solution Yukiko Hirabayashi, Minoru Sakairi, Yasuaki Takada, Takayuki Nabeshima, Hideaki Koizumi 2000-09-05
5898175 Mass spectrometer and mass spectrometry method for analyzing compounds contained in a solution Yukiko Hirabayashi, Minoru Sakairi, Yasuaki Takada, Takayuki Nabeshima, Hideaki Koizumi 1999-04-27
5877495 Mass spectrometer Yasuaki Takada, Minoru Sakairi, Hideaki Koizumi 1999-03-02
5633496 Mass spectrometry apparatus Minoru Sakairi, Tadao Mimura, Yoichi Ose, Yasuaki Takada 1997-05-27
5481107 Mass spectrometer Yasuaki Takada, Minoru Sakairi, Youichi Ose 1996-01-02