Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480442 | Disk player capable of detecting different sizes of optical disks | Motonori Hoshino, Katsumi Watanabe, Hitoshi Ohno | 2002-11-12 |
| 6411582 | Disk player | Masakazu Kawabata | 2002-06-25 |