Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6404725 | Disc changer with switching gear and drive switching means | Masahiko Nakamura, Yukio Morioka, Takeshi Ota | 2002-06-11 |
| 6396795 | Disc changer with gap maintaining means | Masahiko Nakamura, Yukio Morioka, Takeshi Ota | 2002-05-28 |
| 6262963 | Disc changer with spindles and elevating means | Masahiko Nakamura, Yukio Morioka, Takeshi Ota | 2001-07-17 |
| 6252840 | Disk changer comprising spindle drive means for a holding claw | Masahiko Nakamura, Yukio Morioka, Masanori Onishi | 2001-06-26 |
| 6091696 | Disc changer | Masahiko Nakamura, Takeshi Ota, Katsuhiko Koshino | 2000-07-18 |
| 5247500 | Elevating and lowering system in a multi-disk player | Yukio Morioka | 1993-09-21 |
| 4437178 | Record player | Bunitsu Yamaguchi | 1984-03-13 |