Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5671212 | Disc cartridge | Yukio Nishino, Junichi Murai | 1997-09-23 |
| 5600623 | Disc device having a plurality of heads each movable within a limited distance | Yukio Nishino | 1997-02-04 |