Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6907053 | Semiconductor laser device, and optical pickup apparatus using the device | Kiyoaki Tsumura, Koji Yamashita, Toshio Takeuchi, Susumu Ishida, Kenji Kan | 2005-06-14 |
| 6901093 | Semiconductor laser device | Yasunori Hosokawa, Makoto Kanda | 2005-05-31 |