Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6212139 | Disk changer apparatus for multiple closely held disks | Masahiko Nakamura, Yukio Morioka, Katsuhiko Koshino | 2001-04-03 |
| 5978323 | Disk changer apparatus having a disk receiving unit operatively interlocked with a front panel | Masahiko Nakamura, Yukio Morioka, Katsuhiko Koshino | 1999-11-02 |
| 5848034 | Disk changer apparatus | Yukio Morioka, Masahiko Nakamura | 1998-12-08 |