Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32876 | Disc cassette (disc cartridge) | Manabu Wakabayashi, Kihachiro Minami, Kazutoshi Konno | 1989-02-21 |
| 4550354 | Disc cassette (disc cartridge) | Manabu Wakabayashi, Kihachiro Minami, Kazutoshi Konno | 1985-10-29 |