Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878439 | Magnetic recording medium, its production process and magnetic recording device | Hiroyoshi Kodama, Nobutaka Ihara | 2005-04-12 |
| 6875527 | Information recording medium and information storing device | Toshio Sugimoto | 2005-04-05 |