| 12142470 |
Electron tube |
Atsuhito Fukasawa, Suenori Kimura, Takayasu Nagasawa, Shunsuke Kobayashi |
2024-11-12 |
| 11118969 |
Electron tube comprising a focusing electrode part having a light passage portion and an electron passage portion |
Atsuhito Fukasawa, Shigeru Ichikawa, Yasuharu Negi |
2021-09-14 |
| 8203266 |
Electron tube |
Atsuhito Fukasawa, Motohiro Suyama |
2012-06-19 |
| 8040060 |
Electron tube |
Atsuhito Fukasawa, Motohiro Suyama |
2011-10-18 |
| 7876033 |
Electron tube |
Tomohiro Ishizu, Atsuhito Fukasawa, Motohiro Suyama |
2011-01-25 |
| 7692384 |
Electron tube |
Hiroyuki Kyushima, Motohiro Suyama, Suenori Kimura, Yasuharu Negi, Atsuhito Fukasawa +2 more |
2010-04-06 |
| 7525249 |
Electron tube with electron-bombarded semiconductor device |
Motohiro Suyama, Hiroyuki Kyushima, Suenori Kimura, Yasuharu Negi, Atsuhito Fukasawa +2 more |
2009-04-28 |
| 7486021 |
Electron tube with electron-bombarded semiconductor device |
Yasuhara Negi, Atsushi Uchiyama, Hiroyuki Kyushima, Suenori Kimura, Motohiro Suyama |
2009-02-03 |
| 7176429 |
Electron tube |
Motohiro Suyama, Hiroyuki Kyushima, Yasuharu Negi, Atsuhito Fukasawa, Yoshihiko Kawai +2 more |
2007-02-13 |
| 7002132 |
Photocathode, electron tube, and method of assembling photocathode |
Yasuharu Negi, Toru Hirohata, Minoru Niigaki |
2006-02-21 |