Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7216357 | Disc cartridge having a shutter that includes a convex portion protruding into a center hole of the disc | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2007-05-08 |
| 7131131 | Disc cartridge having a disc window for viewing a disc | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2006-10-31 |
| 6983477 | Disc cartridge having a shutter that includes a convex portion protruding into a center hole of the disc | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2006-01-03 |
| 6834393 | Disk device | Kenji Akimaru, Teruyuki Takizawa, Yoshihiro Ikawa, Masahiro Inata | 2004-12-21 |
| 6831813 | Disc cartridge having a disc holding portion at a shutter | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2004-12-14 |
| 6782548 | Disc cartridge having a rotatable shutter | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2004-08-24 |
| 6728201 | Disc cartridge having a stopper member that protrudes toward a disc window | Teruyuki Takizawa, Kuniko Nakata, Hironori Okazawa | 2004-04-27 |