Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811855 | Magnetic recording medium | — | 2004-11-02 |
| 6692849 | Magnetic recording medium comprising spindle-shaped ferromagnetic metal particles | Hiroaki Araki, Toshichika Aoki | 2004-02-17 |
| 6686024 | Magnetic recording medium | Naoto Murao, Toshichika Aoki, Hiroaki Araki | 2004-02-03 |