Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953154 | Pickup transport device for optical disc apparatus | Ichiro Takahara, Masaaki Azumi, Takaya Kamimura, Hideki Ishida | 1990-08-28 |
| 4839881 | Pickup transport device for optical disc apparatus | Ichiro Takahara, Masaaki Azumi, Takaya Kamimura, Hideki Ishida | 1989-06-13 |