Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671233 | Magneto-optical recording medium and reproduction method therefor | Yoshitane Tsuburaya, Norio Ohta, Hitoshi Watanabe, Hiroki Takao | 2003-12-30 |
| 6633514 | Magneto-optical reproducing method using a plural of different reproducing beams | Hiroyuki Awano, Hiroki Takao, Norio Ohta, Akiyoshi Itou, Katsuji Nakagawa | 2003-10-14 |
| 6628574 | Reproducing method and reproducing apparatus using plural light beam powers for transferring a magnetic domain | Hitoshi Watanabe, Hiroyuki Awano, Masahumi Yoshihiro, Norio Ohta | 2003-09-30 |
| 6556516 | Reproducing method and reproducing apparatus for magneto-optical recording medium using different radiation patterns | Susumu Imai, Norio Ohta, Hiroyuki Awano, Masafumi Yoshihiro, Hitoshi Watanabe +1 more | 2003-04-29 |