Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826130 | Magneto-optic disk device and method of positioning magnetic head of the device | — | 2004-11-30 |
| 4953154 | Pickup transport device for optical disc apparatus | Ichiro Takahara, Masaaki Azumi, Kazuo Shigetomi, Hideki Ishida | 1990-08-28 |
| 4839881 | Pickup transport device for optical disc apparatus | Ichiro Takahara, Masaaki Azumi, Kazuo Shigetomi, Hideki Ishida | 1989-06-13 |