Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |