Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828047 | Magnetic recording medium and magnetic storage apparatus | Iwao Okamoto | 2004-12-07 |
| 6821652 | Magnetic recording medium and magnetic storage apparatus | Iwao Okamoto, Yoshifumi Mizoshita | 2004-11-23 |
| 6773833 | Magnetic storage medium having improved thermal stability and a magnetic storage device using such a high-density magnetic storage medium | Akihiro Inomata, B. Ramamurthy Acharya | 2004-08-10 |
| 6753101 | Magnetic recording medium, magnetic storage apparatus, recording method and method of producing magnetic recording medium | Iwao Okamoto, Yoshifumi Mizoshita, Yuki Yoshida | 2004-06-22 |
| 6689495 | Magnetic recording medium and magnetic storage apparatus | Hisateru Sato, Isatake Kaitsu, Iwao Okamoto, Yoshifumi Mizoshita | 2004-02-10 |