Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9224595 | Semiconductor optical element array and method of manufacturing the same | Akihiko Kikuchi, Hiroto Sekiguchi | 2015-12-29 |
| 8896100 | III nitride structure and method for manufacturing III nitride semiconductor fine columnar crystal | Akihiko Kikuchi | 2014-11-25 |
| 8050305 | Semiconductor device | Ichiro Nomura, Koshi Tamamura, Kunihiko Tasai, Tsunenori Asatsuma, Hitoshi Nakamura +2 more | 2011-11-01 |
| 7899104 | EL semiconductor device | Ichiro Nomura, Tsunenori Asatsuma, Kunihiko Tasai, Koshi Tamamura, Hiroshi Nakajima +3 more | 2011-03-01 |
| 7772586 | Optical semiconductor devices on InP substrate | Ichiro Nomura, Koshi Tamamura, Hitoshi Nakamura | 2010-08-10 |
| 7668217 | Semiconductor laser diode device | Ichiro Nomura, Tsunenori Asatsuma, Hitoshi Nakamura, Tsukuru Ohtoshi, Takeshi Kikawa +2 more | 2010-02-23 |
| 7656918 | Semiconductor laser | Ichiro Nomura, Tsunenori Asatsuma, Hitoshi Nakamura | 2010-02-02 |
| 7045871 | II-VI compound semiconductor crystal and photoelectric conversion device | Ichiro Nomura, Song-Bek Che, Kenji Sato | 2006-05-16 |
| 6933519 | II-VI compound semiconductor crystal | Ichiro Nomura, Song-Bek Che, Kenji Sato | 2005-08-23 |
| 6040587 | Spin-polarized electron emitter having semiconductor opto-electronic layer with split valence band | Toshihiro Kato | 2000-03-21 |
| 5747862 | Spin-polarized electron emitter having semiconductor opto-electronic layer with split valence band and reflecting mirror | Toshihiro Kato | 1998-05-05 |