Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778575 | AlGaInP-based high-output red semiconductor laser device | Ryoji Hiroyama, Yasuhiko Nomura, Kunio Takeuchi | 2004-08-17 |
| 6771676 | Semiconductor laser device and method of fabricating the same | Kunio Takeuchi, Shigeyuki Okamoto, Ryoji Hiroyama, Yasuhiko Nomura | 2004-08-03 |
| 6768755 | Semiconductor laser device | Ryoji Hiroyama, Kunio Takeuchi, Yasuhiko Nomura, Masayuki Hata | 2004-07-27 |