Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394585 | Electron source, electron gun, and charged particle beam device | Keigo Kasuya, Shuhei Ishikawa, Kenji Tanimoto, Takashi Doi, Hiroshi Morita +2 more | 2025-08-19 |
| 11894211 | Electron beam apparatus and method for controlling electron beam apparatus | Erina Kawamoto, Souichi Katagiri, Keigo Kasuya, Takashi Doi, Tetsuya Sawahata +1 more | 2024-02-06 |
| 11508544 | Thermoelectric field emission electron source and electron beam application device | Souichi Katagiri, Keigo Kasuya, Aki Takei, Hajime Kawano, Takashi Doi | 2022-11-22 |
| 11322329 | Electron source, method for manufacturing the same, and electron beam device using the same | Toshiaki Kusunoki, Tomihiro Hashizume, Keigo Kasuya, Noriaki Arai, Hiromitsu Seino +2 more | 2022-05-03 |
| 11227740 | Electron gun and electron beam application device | Yasunari Sohda, Souichi Katagiri, Makoto Sakakibara, Hajime Kawano, Takashi Doi | 2022-01-18 |
| 10903037 | Charged particle beam device | Keigo Kasuya, Shuhei Ishikawa, Kenji Tanimoto, Hajime Kawano, Hideo Todokoro +2 more | 2021-01-26 |
| 9006654 | Charged particle beam apparatus | Souichi Katagiri, Hajime Kawano | 2015-04-14 |