OO

Osami Okada

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Overall (All Time): #390,727 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE35681 Atmospheric pressure ionization mass spectrometer Yasuhiro Mitsui 1997-12-02
5108543 Method of surface treatment Keizo Suzuki, Ken Ninomiya, Shigeru Nishimatsu 1992-04-28
4901667 Surface treatment apparatus Keizo Suzuki, Ken Ninomiya, Shigeru Nishimatsu 1990-02-20
4863671 Plasma confinement system 1989-09-05
4801847 Charged particle accelerator using quadrupole electrodes Noriyuki Sakudo, Katsumi Tokiguchi, Hidemi Koike, Norio Saito, Susumu Ozasa 1989-01-31
4769540 Atmospheric pressure ionization mass spectrometer Yasuhiro Mitsui 1988-09-06
4735777 Instrument for parallel analysis of metabolites in human urine and expired air Yasuhiro Mitsui 1988-04-05
4658143 Ion source Katsumi Tokiguchi, Hidemi Koike, Noriyuki Sakudo, Ken Ninomiya, Susumu Ozasa 1987-04-14
4633138 Ion implanter Katsumi Tokiguchi, Noriyuki Sakudo, Hidemi Koike 1986-12-30
4629930 Plasma ion source Noriyuki Sakudo, Susumu Ozasa, Katsumi Tokiguchi, Hidemi Koike, Shunroku Taya +2 more 1986-12-16
4579623 Method and apparatus for surface treatment by plasma Keizo Suzuki, Ken Ninomiya, Shigeru Nishimatsu, Sadayuki Okudaira 1986-04-01
4543465 Microwave plasma source having improved switching operation from plasma ignition phase to normal ion extraction phase Noriyuki Sakudo, Katsunobu Abe, Katsumi Tokiguchi, Hidemi Koike 1985-09-24
4433228 Microwave plasma source Shigeru Nishimatsu, Keizo Suzuki, Noriyuki Sakudo, Ken Ninomiya, Hidemi Koike +2 more 1984-02-21