Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730421 | Magnetic recording medium and its production method, and magnetic recorder | Fumiyoshi Kirino, Nobuyuki Inaba, Kouichirou Wakabayashi | 2004-05-04 |
| 6699602 | Amorphous magnetic recording medium, process for producing the same and magnetic recording and reproduction apparatus | Mitsutoshi Honda, Hiroki Yamamoto, Takashi Naito, Tatsumi Hirano, Tetsuo Nakazawa +4 more | 2004-03-02 |
| 6674594 | Read/write head and magnetic recording device | Kouichirou Wakabayashi, Nobuyuki Inaba | 2004-01-06 |