Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721266 | Disc cartridge with slidably mounted shutter | Yoshio Saeki | 2004-04-13 |
| D375015 | Case for an optical disc | Kazuyoshi Sugimoto | 1996-10-29 |
| 5242049 | Case for a disc cartridge | Tomio Mizuno | 1993-09-07 |