Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119203 | Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly | Yasushi Yasumatsu, Naoyuki Okamoto, Fumihito Suzuki | 2024-10-15 |
| 11508545 | Grid assembly and ion beam etching apparatus | Yasushi Yasumatsu, Kaori Motochi | 2022-11-22 |
| 11355314 | Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly | Yasushi Yasumatsu, Naoyuki Okamoto, Fumihito Suzuki | 2022-06-07 |
| 10879040 | Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly | Yasushi Yasumatsu, Naoyuki Okamoto, Fumihito Suzuki | 2020-12-29 |
| 10224179 | Ion beam processing apparatus, electrode assembly, and method of cleaning electrode assembly | Yasushi Yasumatsu, Naoyuki Okamoto, Fumihito Suzuki | 2019-03-05 |
| 9721747 | Grid, method of manufacturing the same, and ion beam processing apparatus | Yukito Nakagawa, Yasushi Yasumatsu | 2017-08-01 |