Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806109 | Method of fabricating nitride based semiconductor substrate and method of fabricating nitride based semiconductor device | Hiroyuki Furuya, Toshiya Yokogawa, Akihiko Ishibashi | 2004-10-19 |
| 6720586 | 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 | 2004-04-13 |
| 6709881 | Method for manufacturing semiconductor and method for manufacturing semiconductor device | Gaku Sugahara, Ryoko Miyanaga | 2004-03-23 |