Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781926 | Magneto-optical head having heat sink layer | Osamu Ishizaki, Katsusuke Shimazaki, Reiji Tamura, Tsuyoshi Maro, Toshinori Sugiyama | 2004-08-24 |
| 6693854 | Reproducing method and reproducing apparatus for magneto-optical recording medium | Katsusuke Shimazaki, Susumu Imai, Norio Ohta, Masafumi Yoshihiro, Hitoshi Watanabe +1 more | 2004-02-17 |
| 6674693 | Recording method, reproducing method and recording and reproducing apparatus for magneto-optical recording medium | Yuji Yamazaki, Masaki Sekine | 2004-01-06 |