Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815098 | Magnetic recording medium, method for producing the same, and magnetic storage apparatus | Satoshi Matsunuma, Tsuyoshi Onuma, Takanobu Takayama, Harumi Hieida, Kouichirou Wakabayashi | 2004-11-09 |
| 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 |