Issued Patents All Time
Showing 26–50 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7692384 | Electron tube | Motohiro Suyama, Suenori Kimura, Yasuharu Negi, Atsuhito Fukasawa, Yoshihiko Kawai +2 more | 2010-04-06 |
| 7602122 | Photomultiplier | Hideki Shimoi, Akihiro Kageyama, Keisuke Inoue, Masuo Ito | 2009-10-13 |
| 7525249 | Electron tube with electron-bombarded semiconductor device | Motohiro Suyama, Suenori Kimura, Yasuharu Negi, Atsuhito Fukasawa, Yoshihiko Kawai +2 more | 2009-04-28 |
| 7495223 | Photomultiplier tube, photomultiplier tube unit, and radiation detector | Hideki Shimoi, Akira Atsumi | 2009-02-24 |
| 7491918 | Electron beam detection device and electron tube | Motohiro Suyama, Suenori Kimura, Yasuharu Negi, Yoshihiko Kawai, Atsuhito Fukasawa | 2009-02-17 |
| 7486021 | Electron tube with electron-bombarded semiconductor device | Yasuhara Negi, Atsushi Uchiyama, Yasuyuki Egawa, Suenori Kimura, Motohiro Suyama | 2009-02-03 |
| 7276704 | Photomultiplier tube, photomultiplier tube unit, and radiation detector | Hideki Shimoi, Akira Atsumi | 2007-10-02 |
| 7238928 | Photomultiplier with particular stem/pin structure | Hideki Shimoi | 2007-07-03 |
| 7189956 | Photomultiplier and radiation detector | Hideki Shimoi | 2007-03-13 |
| 7176429 | Electron tube | Motohiro Suyama, Yasuharu Negi, Atsuhito Fukasawa, Yoshihiko Kawai, Yasuyuki Egawa +2 more | 2007-02-13 |
| 7148461 | Photomultiplier tube with enchanced hermiticity | Hideki Shimoi, Akira Atsumi | 2006-12-12 |
| 7135670 | Photomultiplier and radiation detector | Hideki Shimoi | 2006-11-14 |
| 7132639 | Photomultiplier and radiation detector | Hideki Shimoi | 2006-11-07 |
| 7042155 | Electron-multiplier and photo-multiplier having dynodes with partitioning parts | Akira Atsumi, Hideki Shimoi | 2006-05-09 |
| 7023134 | Dynode producing method and structure | Hideki Shimoi | 2006-04-04 |
| 6998778 | Electron-multiplier and photo-multiplier having dynodes with partitioning parts | Akira Atsumi, Hideki Shimoi | 2006-02-14 |
| 6946641 | Photomultiplier tube | Hideki Shimoi, Akira Atsumi | 2005-09-20 |
| 6852979 | Photomultiplier tube, photomultiplier tube unit, radiation detector | Akira Atsumi, Hideki Shimoi | 2005-02-08 |
| 6841935 | Electron-multiplier and photo-multiplier having dynodes with partitioning parts | Akira Atsumi, Hideki Shimoi | 2005-01-11 |
| 6835922 | Photomultiplier tube and production method therefor | Hideki Shimoi, Yuji Masuda | 2004-12-28 |
| 6762555 | Photomultiplier tube and radiation detector | Akira Atsumi, Hideki Shimoi, Tomoyuki Okada, Masuo Ito | 2004-07-13 |
| 6650049 | Photomultiplier tube | Akira Atsumi, Hideki Shimoi, Tomoyuki Okada, Masuo Ito | 2003-11-18 |
| 6650050 | Photomultiplier tube | Hideki Shimoi | 2003-11-18 |
| 6538399 | Electron tube | Hideki Shimoi, Yutaka Hasegawa, Toshimitsu Nagai | 2003-03-25 |
| 6472664 | Photomultiplier tube tightly arranged with substantially no space between adjacent tubes | Akira Atsumi, Hideki Shimoi, Tomoyuki Okada, Masuo Ito | 2002-10-29 |