Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8829778 | White light-emitting semiconductor devices | Hiroaki Sakuta, Kazuhiko Kagawa, Yoshihito Satou, Hiroaki Okagawa | 2014-09-09 |
| 8829780 | White semiconductor light emitting device | Hiroaki Sakuta, Kazuhiko Kagawa, Yoshihito Satou | 2014-09-09 |
| 8716728 | Nitride semiconductor light-emitting diode device | Hiromitsu Kudo, Hirokazu Taniguchi, Hiroaki Okagawa, Takahide Joichi, Toshihiko Shima | 2014-05-06 |
| 8581488 | White light-emitting semiconductor devices | Hiroaki Sakuta, Kazuhiko Kagawa, Yoshihito Satou, Hiroaki Okagawa | 2013-11-12 |
| 8455886 | Light emitting device using GaN LED chip | Takahide Joichi, Hiroaki Okagawa, Toshihiko Shima, Hirokazu Taniguchi | 2013-06-04 |
| 8158990 | Light emitting device using GaN LED chip | Takahide Joichi, Hiroaki Okagawa, Toshihiko Shima, Hirokazu Taniguchi | 2012-04-17 |
| 8158994 | GaN LED element and light emitting device having a structure to reduce light absorption by a pad electrode included therein | Hiroaki Okagawa, Takahide Joichi | 2012-04-17 |
| 4643137 | Engine construction | Masahiro Choushi | 1987-02-17 |
| 4603673 | Breather device in internal combustion engine | Koji Asanomi, Ryoji Abe | 1986-08-05 |