Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671246 | Optical pickup | — | 2003-12-30 |
| 6661765 | Optical pickup apparatus | Junichi Nakano, Nobuyoshi Iwasaki, Shohei Kobayashi | 2003-12-09 |
| 6542447 | Magneto-optical pickup | Nobuyoshi Iwasaki | 2003-04-01 |