Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8050152 | Optical pickup unit and optical disc apparatus | Akira Iijima, Kiyoshi Hibino | 2011-11-01 |
| 7746733 | Optical pickup unit and optical disc apparatus | Akira Iijima, Kiyoshi Hibino | 2010-06-29 |