Issued Patents 2004
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791120 | Nitride-based semiconductor device and method of fabricating the same | Tadao Toda, Tsutomu Yamaguchi, Masayuki Hata | 2004-09-14 |
| 6778575 | AlGaInP-based high-output red semiconductor laser device | Ryoji Hiroyama, Daijiro Inoue, Kunio Takeuchi | 2004-08-17 |
| 6771676 | Semiconductor laser device and method of fabricating the same | Kunio Takeuchi, Shigeyuki Okamoto, Ryoji Hiroyama, Daijiro Inoue | 2004-08-03 |
| 6768755 | Semiconductor laser device | Daijiro Inoue, Ryoji Hiroyama, Kunio Takeuchi, Masayuki Hata | 2004-07-27 |
| 6744075 | Nitride-based semiconductor light-emitting device and method of forming the same | Tsutomu Yamaguchi, Kiyoshi Oota | 2004-06-01 |
| 6743702 | Nitride-based semiconductor laser device and method of forming the same | Takenori Goto, Tsutomu Yamaguchi, Kiyoshi Oota | 2004-06-01 |
| 6734503 | Nitride-based semiconductor element | Masayuki Hata, Nobuhiko Hayashi, Koji Tominaga, Tatsuya Kunisato, Hiroki Ohbo | 2004-05-11 |
| 6720196 | Nitride-based semiconductor element and method of forming nitride-based semiconductor | Tatsuya Kunisato, Takashi Kano, Hiroki Ohbo, Masayuki Hata | 2004-04-13 |