Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977951 | Semiconductor laser apparatus and optical pickup apparatus using same | Ayumi Yagi | 2005-12-20 |
| 6899936 | Stamper, manufacturing method therefor and optical device manufactured therewith | Hirotoshi Takemori | 2005-05-31 |
| 6868105 | Semiconductor laser device, method of fabricating the same, and optical pickup employing the same | Ayumi Yagi | 2005-03-15 |