Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806109 | Method of fabricating nitride based semiconductor substrate and method of fabricating nitride based semiconductor device | Hiroyuki Furuya, Akihiko Ishibashi, Yoshiaki Hasegawa | 2004-10-19 |
| 6778308 | Process of fabricating semiconductor light emitting device | Nobuyuki Otsuka, Shigeo Yoshii, Masahiro Kitoh | 2004-08-17 |
| 6690035 | Semiconductor device having an active region of alternating layers | Kunimasa Takahashi, Osamu Kusumoto, Makoto Kitabatake, Takeshi Uenoyama | 2004-02-10 |
| 6674131 | Semiconductor power device for high-temperature applications | Kunimasa Takahashi, Makoto Kitabatake, Osamu Kusumoto, Takeshi Uenoyama, Koji Miyazaki | 2004-01-06 |