Issued Patents 2005
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977186 | Method for manufacturing semiconductor laser optical device | Gaku Sugahara, Ryoko Miyanaga | 2005-12-20 |
| 6958493 | Method for fabricating semiconductor light emitting device | Toshitaka Shimamoto, Gaku Sugahara | 2005-10-25 |
| 6940100 | Group III-V nitride semiconductor light-emitting device which allows for efficient injection of electrons into an active layer | Ayumu Tsujimura, Akihiko Ishibashi, Isao Kidoguchi, Yuzaburo Ban, 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, Nobuyuki Otsuka, Gaku Sugahara, Ryoko Miyanaga +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 |
| 6884648 | Method for fabricating semiconductor light emitting device | Toshitaka Shimamoto, Gaku Sugahara | 2005-04-26 |