Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479060 | Apparatus for irradiation with charged particle beams | Tohru Ishitani, Akira Shimase | 1984-10-23 |
| 4438371 | Source of charged particles beam | Shigeyuki Hosoki, Masaaki Futamoto, Ushio Kawabe, Tohru Ishitani | 1984-03-20 |
| 4233509 | Ion-electron analyzer | Tohru Ishitani | 1980-11-11 |