Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D476315 | Optical pickup | Toshihiko Honma, Susumu Ishida, Kazutomo Imi | 2003-06-24 |
| 6424609 | Output control device for optical pick-up and method for controlling output of the optical pick-up | — | 2002-07-23 |
| 6134210 | Laser beam emitting device and an optical pickup provided with the laser beam emitting device | Kenji Kan | 2000-10-17 |