Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6251218 | Ion beam processing apparatus | Tatsuya Fujisawa, Shotaro Ooishi, Isao Hashimoto | 2001-06-26 |
| 5750987 | Ion beam processing apparatus | Satoshi Ichimura, Tadashi Sato, Kenzo Kobayashi, Shotaro Ohishi | 1998-05-12 |
| 5247181 | Ion beam processing apparatus and specimen replacing method for the same | Shotaro Ooishi, Isao Hashimoto | 1993-09-21 |