Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6940100 | Group III-V nitride semiconductor light-emitting device which allows for efficient injection of electrons into an active layer | Ayumu Tsujimura, Yoshiaki Hasegawa, Akihiko Ishibashi, Isao Kidoguchi, Masakatsu Suzuki | 2005-09-06 |
| 6921678 | Method for fabricating nitride semiconductor, method for fabricating nitride semiconductor device, and nitride semiconductor device | Akihiko Ishibashi, Ayumu Tsujimura, Yoshiaki Hasegawa, Nobuyuki Otsuka, Gaku Sugahara +4 more | 2005-07-26 |
| 6911351 | Method of fabricating nitride semiconductor, method of fabricating nitride semiconductor device, nitride semiconductor device, semiconductor light emitting device and method of fabricating the same | Isao Kidoguchi, Akihiko Ishibashi, Ryoko Miyanaga, Gaku Sugahara, Masakatsu Suzuki +4 more | 2005-06-28 |
| 6867112 | Method of fabricating nitride semiconductor device | Akihiko Ishibashi, Isao Kidoguchi, Kenji Harafuji | 2005-03-15 |