Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414928 | Disc tray, disc-tray accommodating apparatus and disc drive apparatus | Sunao Aoki, Nobuhiko Tsukahara | 2002-07-02 |
| 6407982 | Disk tray, disk storing apparatus and disk drive | Sunao Aoki, Nobuhiko Tsukahara | 2002-06-18 |
| 6345035 | Disc tray, disc-tray accommodating apparatus and disc drive apparatus | Sunao Aoki, Nobuhiko Tsukahara | 2002-02-05 |
| 6195325 | Data recording apparatus and method | — | 2001-02-27 |
| 6151293 | Two-layer optical disk unaffected by position deviation | Sunao Aoki, Nobuhiko Tsukahara | 2000-11-21 |
| 5970045 | Optical disc and disc cartridge | Sunao Aoki, Nobuhiko Tsukahara | 1999-10-19 |